Mercurial > repos > shellac > guppy_basecaller
annotate env/lib/python3.7/site-packages/pathlib2/__init__.py @ 0:26e78fe6e8c4 draft
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
author | shellac |
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date | Sat, 02 May 2020 07:14:21 -0400 |
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1 # Copyright (c) 2014-2017 Matthias C. M. Troffaes |
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2 # Copyright (c) 2012-2014 Antoine Pitrou and contributors |
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3 # Distributed under the terms of the MIT License. |
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4 |
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5 import ctypes |
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6 import fnmatch |
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7 import functools |
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8 import io |
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9 import ntpath |
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10 import os |
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11 import posixpath |
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12 import re |
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13 import six |
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14 import sys |
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15 |
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16 from errno import EINVAL, ENOENT, ENOTDIR, EBADF |
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17 from errno import EEXIST, EPERM, EACCES |
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18 from operator import attrgetter |
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19 from stat import ( |
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20 S_ISDIR, S_ISLNK, S_ISREG, S_ISSOCK, S_ISBLK, S_ISCHR, S_ISFIFO) |
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21 |
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22 try: |
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23 from collections.abc import Sequence |
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24 except ImportError: |
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25 from collections import Sequence |
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26 |
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27 try: |
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28 from urllib import quote as urlquote_from_bytes |
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29 except ImportError: |
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30 from urllib.parse import quote_from_bytes as urlquote_from_bytes |
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31 |
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32 |
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33 try: |
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34 intern = intern |
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35 except NameError: |
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36 intern = sys.intern |
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37 |
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38 supports_symlinks = True |
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39 if os.name == 'nt': |
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40 import nt |
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41 if sys.getwindowsversion()[:2] >= (6, 0) and sys.version_info >= (3, 2): |
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42 from nt import _getfinalpathname |
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43 else: |
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44 supports_symlinks = False |
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45 _getfinalpathname = None |
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46 else: |
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47 nt = None |
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48 |
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49 try: |
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50 from os import scandir as os_scandir |
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51 except ImportError: |
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52 from scandir import scandir as os_scandir |
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53 |
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54 __all__ = [ |
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55 "PurePath", "PurePosixPath", "PureWindowsPath", |
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56 "Path", "PosixPath", "WindowsPath", |
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57 ] |
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58 |
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59 # |
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60 # Internals |
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61 # |
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62 |
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63 # EBADF - guard agains macOS `stat` throwing EBADF |
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64 _IGNORED_ERROS = (ENOENT, ENOTDIR, EBADF) |
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65 |
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66 _IGNORED_WINERRORS = ( |
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67 21, # ERROR_NOT_READY - drive exists but is not accessible |
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68 ) |
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69 |
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70 |
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71 def _ignore_error(exception): |
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72 return (getattr(exception, 'errno', None) in _IGNORED_ERROS or |
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73 getattr(exception, 'winerror', None) in _IGNORED_WINERRORS) |
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74 |
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75 |
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76 def _py2_fsencode(parts): |
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77 # py2 => minimal unicode support |
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78 assert six.PY2 |
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79 return [part.encode('ascii') if isinstance(part, six.text_type) |
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80 else part for part in parts] |
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81 |
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82 |
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83 def _try_except_fileexistserror(try_func, except_func, else_func=None): |
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84 if sys.version_info >= (3, 3): |
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85 try: |
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86 try_func() |
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87 except FileExistsError as exc: |
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88 except_func(exc) |
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89 else: |
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90 if else_func is not None: |
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91 else_func() |
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92 else: |
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93 try: |
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94 try_func() |
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95 except EnvironmentError as exc: |
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96 if exc.errno != EEXIST: |
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97 raise |
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98 else: |
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99 except_func(exc) |
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100 else: |
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101 if else_func is not None: |
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102 else_func() |
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103 |
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104 |
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105 def _try_except_filenotfounderror(try_func, except_func): |
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106 if sys.version_info >= (3, 3): |
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107 try: |
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108 try_func() |
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109 except FileNotFoundError as exc: |
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110 except_func(exc) |
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111 elif os.name != 'nt': |
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112 try: |
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113 try_func() |
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114 except EnvironmentError as exc: |
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115 if exc.errno != ENOENT: |
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116 raise |
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117 else: |
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118 except_func(exc) |
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119 else: |
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120 try: |
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121 try_func() |
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122 except WindowsError as exc: |
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123 # errno contains winerror |
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124 # 2 = file not found |
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125 # 3 = path not found |
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126 if exc.errno not in (2, 3): |
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127 raise |
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128 else: |
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129 except_func(exc) |
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130 except EnvironmentError as exc: |
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131 if exc.errno != ENOENT: |
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132 raise |
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133 else: |
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134 except_func(exc) |
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135 |
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136 |
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137 def _try_except_permissionerror_iter(try_iter, except_iter): |
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138 if sys.version_info >= (3, 3): |
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139 try: |
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140 for x in try_iter(): |
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141 yield x |
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142 except PermissionError as exc: |
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143 for x in except_iter(exc): |
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144 yield x |
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145 else: |
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146 try: |
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147 for x in try_iter(): |
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148 yield x |
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149 except EnvironmentError as exc: |
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150 if exc.errno not in (EPERM, EACCES): |
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151 raise |
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152 else: |
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153 for x in except_iter(exc): |
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154 yield x |
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155 |
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156 |
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157 def _win32_get_unique_path_id(path): |
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158 # get file information, needed for samefile on older Python versions |
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159 # see http://timgolden.me.uk/python/win32_how_do_i/ |
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160 # see_if_two_files_are_the_same_file.html |
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161 from ctypes import POINTER, Structure, WinError |
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162 from ctypes.wintypes import DWORD, HANDLE, BOOL |
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163 |
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164 class FILETIME(Structure): |
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165 _fields_ = [("datetime_lo", DWORD), |
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166 ("datetime_hi", DWORD), |
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167 ] |
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168 |
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169 class BY_HANDLE_FILE_INFORMATION(Structure): |
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170 _fields_ = [("attributes", DWORD), |
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171 ("created_at", FILETIME), |
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172 ("accessed_at", FILETIME), |
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173 ("written_at", FILETIME), |
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174 ("volume", DWORD), |
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175 ("file_hi", DWORD), |
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176 ("file_lo", DWORD), |
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177 ("n_links", DWORD), |
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178 ("index_hi", DWORD), |
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179 ("index_lo", DWORD), |
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180 ] |
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181 |
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182 CreateFile = ctypes.windll.kernel32.CreateFileW |
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183 CreateFile.argtypes = [ctypes.c_wchar_p, DWORD, DWORD, ctypes.c_void_p, |
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184 DWORD, DWORD, HANDLE] |
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185 CreateFile.restype = HANDLE |
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186 GetFileInformationByHandle = ( |
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187 ctypes.windll.kernel32.GetFileInformationByHandle) |
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188 GetFileInformationByHandle.argtypes = [ |
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189 HANDLE, POINTER(BY_HANDLE_FILE_INFORMATION)] |
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190 GetFileInformationByHandle.restype = BOOL |
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191 CloseHandle = ctypes.windll.kernel32.CloseHandle |
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192 CloseHandle.argtypes = [HANDLE] |
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193 CloseHandle.restype = BOOL |
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194 GENERIC_READ = 0x80000000 |
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195 FILE_SHARE_READ = 0x00000001 |
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196 FILE_FLAG_BACKUP_SEMANTICS = 0x02000000 |
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197 OPEN_EXISTING = 3 |
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198 if os.path.isdir(path): |
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199 flags = FILE_FLAG_BACKUP_SEMANTICS |
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200 else: |
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201 flags = 0 |
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202 hfile = CreateFile(path, GENERIC_READ, FILE_SHARE_READ, |
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203 None, OPEN_EXISTING, flags, None) |
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204 if hfile == 0xffffffff: |
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205 if sys.version_info >= (3, 3): |
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206 raise FileNotFoundError(path) |
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207 else: |
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208 exc = OSError("file not found: path") |
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209 exc.errno = ENOENT |
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210 raise exc |
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211 info = BY_HANDLE_FILE_INFORMATION() |
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212 success = GetFileInformationByHandle(hfile, info) |
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213 CloseHandle(hfile) |
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214 if success == 0: |
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215 raise WinError() |
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216 return info.volume, info.index_hi, info.index_lo |
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217 |
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218 |
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219 def _is_wildcard_pattern(pat): |
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220 # Whether this pattern needs actual matching using fnmatch, or can |
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221 # be looked up directly as a file. |
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222 return "*" in pat or "?" in pat or "[" in pat |
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223 |
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224 |
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225 class _Flavour(object): |
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226 |
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227 """A flavour implements a particular (platform-specific) set of path |
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228 semantics.""" |
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229 |
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230 def __init__(self): |
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231 self.join = self.sep.join |
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232 |
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233 def parse_parts(self, parts): |
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234 if six.PY2: |
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235 parts = _py2_fsencode(parts) |
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236 parsed = [] |
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237 sep = self.sep |
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238 altsep = self.altsep |
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239 drv = root = '' |
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240 it = reversed(parts) |
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241 for part in it: |
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242 if not part: |
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243 continue |
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244 if altsep: |
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245 part = part.replace(altsep, sep) |
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246 drv, root, rel = self.splitroot(part) |
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247 if sep in rel: |
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248 for x in reversed(rel.split(sep)): |
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249 if x and x != '.': |
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250 parsed.append(intern(x)) |
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251 else: |
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252 if rel and rel != '.': |
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253 parsed.append(intern(rel)) |
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254 if drv or root: |
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255 if not drv: |
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256 # If no drive is present, try to find one in the previous |
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257 # parts. This makes the result of parsing e.g. |
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258 # ("C:", "/", "a") reasonably intuitive. |
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259 for part in it: |
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260 if not part: |
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261 continue |
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262 if altsep: |
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263 part = part.replace(altsep, sep) |
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264 drv = self.splitroot(part)[0] |
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265 if drv: |
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266 break |
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267 break |
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268 if drv or root: |
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269 parsed.append(drv + root) |
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270 parsed.reverse() |
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271 return drv, root, parsed |
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272 |
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273 def join_parsed_parts(self, drv, root, parts, drv2, root2, parts2): |
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274 """ |
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275 Join the two paths represented by the respective |
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276 (drive, root, parts) tuples. Return a new (drive, root, parts) tuple. |
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277 """ |
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278 if root2: |
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279 if not drv2 and drv: |
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280 return drv, root2, [drv + root2] + parts2[1:] |
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281 elif drv2: |
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282 if drv2 == drv or self.casefold(drv2) == self.casefold(drv): |
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283 # Same drive => second path is relative to the first |
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284 return drv, root, parts + parts2[1:] |
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285 else: |
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286 # Second path is non-anchored (common case) |
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287 return drv, root, parts + parts2 |
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288 return drv2, root2, parts2 |
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289 |
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290 |
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291 class _WindowsFlavour(_Flavour): |
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292 # Reference for Windows paths can be found at |
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293 # http://msdn.microsoft.com/en-us/library/aa365247%28v=vs.85%29.aspx |
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294 |
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295 sep = '\\' |
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296 altsep = '/' |
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297 has_drv = True |
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298 pathmod = ntpath |
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299 |
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300 is_supported = (os.name == 'nt') |
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301 |
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302 drive_letters = set('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ') |
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303 ext_namespace_prefix = '\\\\?\\' |
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304 |
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305 reserved_names = ( |
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306 set(['CON', 'PRN', 'AUX', 'NUL']) | |
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307 set(['COM%d' % i for i in range(1, 10)]) | |
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308 set(['LPT%d' % i for i in range(1, 10)]) |
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309 ) |
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310 |
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311 # Interesting findings about extended paths: |
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312 # - '\\?\c:\a', '//?/c:\a' and '//?/c:/a' are all supported |
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313 # but '\\?\c:/a' is not |
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314 # - extended paths are always absolute; "relative" extended paths will |
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315 # fail. |
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316 |
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317 def splitroot(self, part, sep=sep): |
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318 first = part[0:1] |
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319 second = part[1:2] |
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320 if (second == sep and first == sep): |
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321 # XXX extended paths should also disable the collapsing of "." |
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322 # components (according to MSDN docs). |
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323 prefix, part = self._split_extended_path(part) |
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324 first = part[0:1] |
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325 second = part[1:2] |
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326 else: |
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327 prefix = '' |
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328 third = part[2:3] |
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329 if (second == sep and first == sep and third != sep): |
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330 # is a UNC path: |
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331 # vvvvvvvvvvvvvvvvvvvvv root |
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332 # \\machine\mountpoint\directory\etc\... |
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333 # directory ^^^^^^^^^^^^^^ |
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334 index = part.find(sep, 2) |
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335 if index != -1: |
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336 index2 = part.find(sep, index + 1) |
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337 # a UNC path can't have two slashes in a row |
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338 # (after the initial two) |
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339 if index2 != index + 1: |
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340 if index2 == -1: |
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341 index2 = len(part) |
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342 if prefix: |
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343 return prefix + part[1:index2], sep, part[index2 + 1:] |
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344 else: |
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345 return part[:index2], sep, part[index2 + 1:] |
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346 drv = root = '' |
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347 if second == ':' and first in self.drive_letters: |
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348 drv = part[:2] |
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349 part = part[2:] |
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350 first = third |
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351 if first == sep: |
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352 root = first |
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353 part = part.lstrip(sep) |
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354 return prefix + drv, root, part |
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355 |
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356 def casefold(self, s): |
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357 return s.lower() |
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358 |
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359 def casefold_parts(self, parts): |
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360 return [p.lower() for p in parts] |
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361 |
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362 def resolve(self, path, strict=False): |
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363 s = str(path) |
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364 if not s: |
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365 return os.getcwd() |
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366 previous_s = None |
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367 if _getfinalpathname is not None: |
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368 if strict: |
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369 return self._ext_to_normal(_getfinalpathname(s)) |
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370 else: |
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371 # End of the path after the first one not found |
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372 tail_parts = [] |
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373 |
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374 def _try_func(): |
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375 result[0] = self._ext_to_normal(_getfinalpathname(s)) |
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376 # if there was no exception, set flag to 0 |
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377 result[1] = 0 |
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378 |
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379 def _exc_func(exc): |
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380 pass |
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381 |
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382 while True: |
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383 result = [None, 1] |
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384 _try_except_filenotfounderror(_try_func, _exc_func) |
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385 if result[1] == 1: # file not found exception raised |
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386 previous_s = s |
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387 s, tail = os.path.split(s) |
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388 tail_parts.append(tail) |
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389 if previous_s == s: |
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390 return path |
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391 else: |
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392 s = result[0] |
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393 return os.path.join(s, *reversed(tail_parts)) |
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394 # Means fallback on absolute |
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395 return None |
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396 |
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397 def _split_extended_path(self, s, ext_prefix=ext_namespace_prefix): |
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398 prefix = '' |
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399 if s.startswith(ext_prefix): |
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400 prefix = s[:4] |
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401 s = s[4:] |
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402 if s.startswith('UNC\\'): |
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403 prefix += s[:3] |
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404 s = '\\' + s[3:] |
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405 return prefix, s |
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406 |
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407 def _ext_to_normal(self, s): |
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408 # Turn back an extended path into a normal DOS-like path |
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409 return self._split_extended_path(s)[1] |
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410 |
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411 def is_reserved(self, parts): |
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412 # NOTE: the rules for reserved names seem somewhat complicated |
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413 # (e.g. r"..\NUL" is reserved but not r"foo\NUL"). |
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414 # We err on the side of caution and return True for paths which are |
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415 # not considered reserved by Windows. |
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416 if not parts: |
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417 return False |
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418 if parts[0].startswith('\\\\'): |
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419 # UNC paths are never reserved |
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420 return False |
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421 return parts[-1].partition('.')[0].upper() in self.reserved_names |
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422 |
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423 def make_uri(self, path): |
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424 # Under Windows, file URIs use the UTF-8 encoding. |
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425 drive = path.drive |
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426 if len(drive) == 2 and drive[1] == ':': |
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427 # It's a path on a local drive => 'file:///c:/a/b' |
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428 rest = path.as_posix()[2:].lstrip('/') |
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429 return 'file:///%s/%s' % ( |
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430 drive, urlquote_from_bytes(rest.encode('utf-8'))) |
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431 else: |
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432 # It's a path on a network drive => 'file://host/share/a/b' |
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433 return 'file:' + urlquote_from_bytes( |
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434 path.as_posix().encode('utf-8')) |
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435 |
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436 def gethomedir(self, username): |
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437 if 'HOME' in os.environ: |
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438 userhome = os.environ['HOME'] |
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439 elif 'USERPROFILE' in os.environ: |
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440 userhome = os.environ['USERPROFILE'] |
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441 elif 'HOMEPATH' in os.environ: |
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442 try: |
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443 drv = os.environ['HOMEDRIVE'] |
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444 except KeyError: |
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445 drv = '' |
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446 userhome = drv + os.environ['HOMEPATH'] |
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447 else: |
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448 raise RuntimeError("Can't determine home directory") |
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449 |
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450 if username: |
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451 # Try to guess user home directory. By default all users |
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452 # directories are located in the same place and are named by |
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453 # corresponding usernames. If current user home directory points |
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454 # to nonstandard place, this guess is likely wrong. |
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455 if os.environ['USERNAME'] != username: |
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456 drv, root, parts = self.parse_parts((userhome,)) |
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457 if parts[-1] != os.environ['USERNAME']: |
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458 raise RuntimeError("Can't determine home directory " |
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459 "for %r" % username) |
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460 parts[-1] = username |
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|
461 if drv or root: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
462 userhome = drv + root + self.join(parts[1:]) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
463 else: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
464 userhome = self.join(parts) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
465 return userhome |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
466 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
467 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
468 class _PosixFlavour(_Flavour): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
469 sep = '/' |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
470 altsep = '' |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
471 has_drv = False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
472 pathmod = posixpath |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
473 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
474 is_supported = (os.name != 'nt') |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
475 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
476 def splitroot(self, part, sep=sep): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
477 if part and part[0] == sep: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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changeset
|
478 stripped_part = part.lstrip(sep) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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changeset
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479 # According to POSIX path resolution: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
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480 # http://pubs.opengroup.org/onlinepubs/009695399/basedefs/ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
481 # xbd_chap04.html#tag_04_11 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
482 # "A pathname that begins with two successive slashes may be |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
483 # interpreted in an implementation-defined manner, although more |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
484 # than two leading slashes shall be treated as a single slash". |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
485 if len(part) - len(stripped_part) == 2: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
486 return '', sep * 2, stripped_part |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
487 else: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
488 return '', sep, stripped_part |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
489 else: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
490 return '', '', part |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
491 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
492 def casefold(self, s): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
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493 return s |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
494 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
495 def casefold_parts(self, parts): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
496 return parts |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
497 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
498 def resolve(self, path, strict=False): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
499 sep = self.sep |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
500 accessor = path._accessor |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
501 seen = {} |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
502 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
503 def _resolve(path, rest): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
504 if rest.startswith(sep): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
505 path = '' |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
506 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
507 for name in rest.split(sep): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
508 if not name or name == '.': |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
509 # current dir |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
510 continue |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
511 if name == '..': |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
512 # parent dir |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
513 path, _, _ = path.rpartition(sep) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
514 continue |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
515 newpath = path + sep + name |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
516 if newpath in seen: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
517 # Already seen this path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
518 path = seen[newpath] |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
519 if path is not None: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
520 # use cached value |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
521 continue |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
522 # The symlink is not resolved, so we must have a symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
523 # loop. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
524 raise RuntimeError("Symlink loop from %r" % newpath) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
525 # Resolve the symbolic link |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
526 try: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
527 target = accessor.readlink(newpath) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
528 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
529 if e.errno != EINVAL and strict: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
530 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
531 # Not a symlink, or non-strict mode. We just leave the path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
532 # untouched. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
533 path = newpath |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
534 else: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
535 seen[newpath] = None # not resolved symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
536 path = _resolve(path, target) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
537 seen[newpath] = path # resolved symlink |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
538 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
539 return path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
540 # NOTE: according to POSIX, getcwd() cannot contain path components |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
541 # which are symlinks. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
542 base = '' if path.is_absolute() else os.getcwd() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
543 return _resolve(base, str(path)) or sep |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
544 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
545 def is_reserved(self, parts): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
546 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
547 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
548 def make_uri(self, path): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
549 # We represent the path using the local filesystem encoding, |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
550 # for portability to other applications. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
551 bpath = bytes(path) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
552 return 'file://' + urlquote_from_bytes(bpath) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
553 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
554 def gethomedir(self, username): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
555 if not username: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
556 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
557 return os.environ['HOME'] |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
558 except KeyError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
559 import pwd |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
560 return pwd.getpwuid(os.getuid()).pw_dir |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
561 else: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
562 import pwd |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
563 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
564 return pwd.getpwnam(username).pw_dir |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
565 except KeyError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
566 raise RuntimeError("Can't determine home directory " |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
567 "for %r" % username) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
568 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
569 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
570 _windows_flavour = _WindowsFlavour() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
571 _posix_flavour = _PosixFlavour() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
572 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
573 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
574 class _Accessor: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
575 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
576 """An accessor implements a particular (system-specific or not) way of |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
577 accessing paths on the filesystem.""" |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
578 |
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579 |
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580 class _NormalAccessor(_Accessor): |
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581 |
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582 def _wrap_strfunc(strfunc): |
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583 @functools.wraps(strfunc) |
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584 def wrapped(pathobj, *args): |
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585 return strfunc(str(pathobj), *args) |
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586 return staticmethod(wrapped) |
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587 |
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588 def _wrap_binary_strfunc(strfunc): |
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589 @functools.wraps(strfunc) |
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590 def wrapped(pathobjA, pathobjB, *args): |
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591 return strfunc(str(pathobjA), str(pathobjB), *args) |
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592 return staticmethod(wrapped) |
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593 |
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594 stat = _wrap_strfunc(os.stat) |
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595 |
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596 lstat = _wrap_strfunc(os.lstat) |
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597 |
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598 open = _wrap_strfunc(os.open) |
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599 |
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600 listdir = _wrap_strfunc(os.listdir) |
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601 |
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602 scandir = _wrap_strfunc(os_scandir) |
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603 |
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604 chmod = _wrap_strfunc(os.chmod) |
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605 |
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606 if hasattr(os, "lchmod"): |
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607 lchmod = _wrap_strfunc(os.lchmod) |
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608 else: |
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609 def lchmod(self, pathobj, mode): |
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610 raise NotImplementedError("lchmod() not available on this system") |
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611 |
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612 mkdir = _wrap_strfunc(os.mkdir) |
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613 |
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614 unlink = _wrap_strfunc(os.unlink) |
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615 |
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616 rmdir = _wrap_strfunc(os.rmdir) |
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617 |
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618 rename = _wrap_binary_strfunc(os.rename) |
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619 |
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620 if sys.version_info >= (3, 3): |
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621 replace = _wrap_binary_strfunc(os.replace) |
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622 |
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623 if nt: |
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624 if supports_symlinks: |
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625 symlink = _wrap_binary_strfunc(os.symlink) |
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626 else: |
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627 def symlink(a, b, target_is_directory): |
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628 raise NotImplementedError( |
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629 "symlink() not available on this system") |
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630 else: |
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631 # Under POSIX, os.symlink() takes two args |
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632 @staticmethod |
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633 def symlink(a, b, target_is_directory): |
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634 return os.symlink(str(a), str(b)) |
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635 |
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636 utime = _wrap_strfunc(os.utime) |
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637 |
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638 # Helper for resolve() |
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639 def readlink(self, path): |
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640 return os.readlink(path) |
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641 |
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642 |
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643 _normal_accessor = _NormalAccessor() |
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644 |
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645 |
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646 # |
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647 # Globbing helpers |
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648 # |
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649 |
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650 def _make_selector(pattern_parts): |
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651 pat = pattern_parts[0] |
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652 child_parts = pattern_parts[1:] |
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653 if pat == '**': |
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654 cls = _RecursiveWildcardSelector |
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655 elif '**' in pat: |
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656 raise ValueError( |
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657 "Invalid pattern: '**' can only be an entire path component") |
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658 elif _is_wildcard_pattern(pat): |
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659 cls = _WildcardSelector |
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660 else: |
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661 cls = _PreciseSelector |
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662 return cls(pat, child_parts) |
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663 |
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664 |
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665 if hasattr(functools, "lru_cache"): |
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666 _make_selector = functools.lru_cache()(_make_selector) |
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667 |
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668 |
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669 class _Selector: |
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670 |
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671 """A selector matches a specific glob pattern part against the children |
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672 of a given path.""" |
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673 |
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674 def __init__(self, child_parts): |
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675 self.child_parts = child_parts |
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676 if child_parts: |
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677 self.successor = _make_selector(child_parts) |
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678 self.dironly = True |
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679 else: |
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680 self.successor = _TerminatingSelector() |
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681 self.dironly = False |
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682 |
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683 def select_from(self, parent_path): |
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684 """Iterate over all child paths of `parent_path` matched by this |
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685 selector. This can contain parent_path itself.""" |
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686 path_cls = type(parent_path) |
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687 is_dir = path_cls.is_dir |
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688 exists = path_cls.exists |
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689 scandir = parent_path._accessor.scandir |
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690 if not is_dir(parent_path): |
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691 return iter([]) |
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692 return self._select_from(parent_path, is_dir, exists, scandir) |
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693 |
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694 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
695 class _TerminatingSelector: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
696 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
697 def _select_from(self, parent_path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
698 yield parent_path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
699 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
700 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
701 class _PreciseSelector(_Selector): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
702 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
703 def __init__(self, name, child_parts): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
704 self.name = name |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
705 _Selector.__init__(self, child_parts) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
706 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
707 def _select_from(self, parent_path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
708 def try_iter(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
709 path = parent_path._make_child_relpath(self.name) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
710 if (is_dir if self.dironly else exists)(path): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
711 for p in self.successor._select_from( |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
712 path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
713 yield p |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
714 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
715 def except_iter(exc): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
716 return |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
717 yield |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
718 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
719 for x in _try_except_permissionerror_iter(try_iter, except_iter): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
720 yield x |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
721 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
722 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
723 class _WildcardSelector(_Selector): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
724 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
725 def __init__(self, pat, child_parts): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
726 self.pat = re.compile(fnmatch.translate(pat)) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
727 _Selector.__init__(self, child_parts) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
728 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
729 def _select_from(self, parent_path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
730 def try_iter(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
731 cf = parent_path._flavour.casefold |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
732 entries = list(scandir(parent_path)) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
733 for entry in entries: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
734 if not self.dironly or entry.is_dir(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
735 name = entry.name |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
736 casefolded = cf(name) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
737 if self.pat.match(casefolded): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
738 path = parent_path._make_child_relpath(name) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
739 for p in self.successor._select_from( |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
740 path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
741 yield p |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
742 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
743 def except_iter(exc): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
744 return |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
745 yield |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
746 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
747 for x in _try_except_permissionerror_iter(try_iter, except_iter): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
748 yield x |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
749 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
750 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
751 class _RecursiveWildcardSelector(_Selector): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
752 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
753 def __init__(self, pat, child_parts): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
754 _Selector.__init__(self, child_parts) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
755 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
756 def _iterate_directories(self, parent_path, is_dir, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
757 yield parent_path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
758 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
759 def try_iter(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
760 entries = list(scandir(parent_path)) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
761 for entry in entries: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
762 entry_is_dir = False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
763 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
764 entry_is_dir = entry.is_dir() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
765 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
766 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
767 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
768 if entry_is_dir and not entry.is_symlink(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
769 path = parent_path._make_child_relpath(entry.name) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
770 for p in self._iterate_directories(path, is_dir, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
771 yield p |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
772 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
773 def except_iter(exc): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
774 return |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
775 yield |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
776 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
777 for x in _try_except_permissionerror_iter(try_iter, except_iter): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
778 yield x |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
779 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
780 def _select_from(self, parent_path, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
781 def try_iter(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
782 yielded = set() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
783 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
784 successor_select = self.successor._select_from |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
785 for starting_point in self._iterate_directories( |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
786 parent_path, is_dir, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
787 for p in successor_select( |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
788 starting_point, is_dir, exists, scandir): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
789 if p not in yielded: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
790 yield p |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
791 yielded.add(p) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
792 finally: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
793 yielded.clear() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
794 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
795 def except_iter(exc): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
796 return |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
797 yield |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
798 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
799 for x in _try_except_permissionerror_iter(try_iter, except_iter): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
800 yield x |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
801 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
802 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
803 # |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
804 # Public API |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
805 # |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
806 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
807 class _PathParents(Sequence): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
808 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
809 """This object provides sequence-like access to the logical ancestors |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
810 of a path. Don't try to construct it yourself.""" |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
811 __slots__ = ('_pathcls', '_drv', '_root', '_parts') |
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812 |
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813 def __init__(self, path): |
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814 # We don't store the instance to avoid reference cycles |
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815 self._pathcls = type(path) |
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816 self._drv = path._drv |
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817 self._root = path._root |
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818 self._parts = path._parts |
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819 |
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820 def __len__(self): |
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821 if self._drv or self._root: |
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822 return len(self._parts) - 1 |
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823 else: |
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824 return len(self._parts) |
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825 |
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826 def __getitem__(self, idx): |
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827 if idx < 0 or idx >= len(self): |
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828 raise IndexError(idx) |
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829 return self._pathcls._from_parsed_parts(self._drv, self._root, |
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830 self._parts[:-idx - 1]) |
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831 |
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832 def __repr__(self): |
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833 return "<{0}.parents>".format(self._pathcls.__name__) |
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834 |
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835 |
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836 class PurePath(object): |
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837 |
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838 """PurePath represents a filesystem path and offers operations which |
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839 don't imply any actual filesystem I/O. Depending on your system, |
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840 instantiating a PurePath will return either a PurePosixPath or a |
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841 PureWindowsPath object. You can also instantiate either of these classes |
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842 directly, regardless of your system. |
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843 """ |
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844 __slots__ = ( |
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845 '_drv', '_root', '_parts', |
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846 '_str', '_hash', '_pparts', '_cached_cparts', |
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847 ) |
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848 |
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849 def __new__(cls, *args): |
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850 """Construct a PurePath from one or several strings and or existing |
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851 PurePath objects. The strings and path objects are combined so as |
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852 to yield a canonicalized path, which is incorporated into the |
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853 new PurePath object. |
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854 """ |
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855 if cls is PurePath: |
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856 cls = PureWindowsPath if os.name == 'nt' else PurePosixPath |
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857 return cls._from_parts(args) |
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858 |
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859 def __reduce__(self): |
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860 # Using the parts tuple helps share interned path parts |
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861 # when pickling related paths. |
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862 return (self.__class__, tuple(self._parts)) |
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863 |
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864 @classmethod |
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865 def _parse_args(cls, args): |
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866 # This is useful when you don't want to create an instance, just |
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867 # canonicalize some constructor arguments. |
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868 parts = [] |
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869 for a in args: |
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870 if isinstance(a, PurePath): |
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871 parts += a._parts |
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872 else: |
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873 if sys.version_info >= (3, 6): |
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874 a = os.fspath(a) |
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875 else: |
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876 # duck typing for older Python versions |
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877 if hasattr(a, "__fspath__"): |
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878 a = a.__fspath__() |
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879 if isinstance(a, str): |
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880 # Force-cast str subclasses to str (issue #21127) |
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881 parts.append(str(a)) |
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882 # also handle unicode for PY2 (six.text_type = unicode) |
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883 elif six.PY2 and isinstance(a, six.text_type): |
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884 # cast to str using filesystem encoding |
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885 # note: in rare circumstances, on Python < 3.2, |
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886 # getfilesystemencoding can return None, in that |
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887 # case fall back to ascii |
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888 parts.append(a.encode( |
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889 sys.getfilesystemencoding() or "ascii")) |
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890 else: |
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891 raise TypeError( |
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892 "argument should be a str object or an os.PathLike " |
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893 "object returning str, not %r" |
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894 % type(a)) |
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895 return cls._flavour.parse_parts(parts) |
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896 |
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897 @classmethod |
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898 def _from_parts(cls, args, init=True): |
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899 # We need to call _parse_args on the instance, so as to get the |
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900 # right flavour. |
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901 self = object.__new__(cls) |
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902 drv, root, parts = self._parse_args(args) |
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903 self._drv = drv |
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904 self._root = root |
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905 self._parts = parts |
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906 if init: |
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907 self._init() |
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908 return self |
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909 |
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910 @classmethod |
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911 def _from_parsed_parts(cls, drv, root, parts, init=True): |
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912 self = object.__new__(cls) |
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913 self._drv = drv |
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914 self._root = root |
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915 self._parts = parts |
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916 if init: |
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917 self._init() |
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918 return self |
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919 |
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920 @classmethod |
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921 def _format_parsed_parts(cls, drv, root, parts): |
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922 if drv or root: |
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923 return drv + root + cls._flavour.join(parts[1:]) |
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924 else: |
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925 return cls._flavour.join(parts) |
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|
926 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
diff
changeset
|
927 def _init(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
928 # Overridden in concrete Path |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
929 pass |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
930 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
931 def _make_child(self, args): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
932 drv, root, parts = self._parse_args(args) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
933 drv, root, parts = self._flavour.join_parsed_parts( |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
934 self._drv, self._root, self._parts, drv, root, parts) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
935 return self._from_parsed_parts(drv, root, parts) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
936 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
937 def __str__(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
938 """Return the string representation of the path, suitable for |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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changeset
|
939 passing to system calls.""" |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
940 try: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
941 return self._str |
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parents:
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|
942 except AttributeError: |
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shellac
parents:
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|
943 self._str = self._format_parsed_parts(self._drv, self._root, |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
944 self._parts) or '.' |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
945 return self._str |
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parents:
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|
946 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
947 def __fspath__(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
948 return str(self) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
949 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
950 def as_posix(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
951 """Return the string representation of the path with forward (/) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
952 slashes.""" |
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parents:
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|
953 f = self._flavour |
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parents:
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|
954 return str(self).replace(f.sep, '/') |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
955 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
956 def __bytes__(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
957 """Return the bytes representation of the path. This is only |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
958 recommended to use under Unix.""" |
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parents:
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|
959 if sys.version_info < (3, 2): |
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shellac
parents:
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|
960 raise NotImplementedError("needs Python 3.2 or later") |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
961 return os.fsencode(str(self)) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
962 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
963 def __repr__(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
964 return "{0}({1!r})".format(self.__class__.__name__, self.as_posix()) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
965 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
966 def as_uri(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
967 """Return the path as a 'file' URI.""" |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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968 if not self.is_absolute(): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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969 raise ValueError("relative path can't be expressed as a file URI") |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
970 return self._flavour.make_uri(self) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
971 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
972 @property |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
973 def _cparts(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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974 # Cached casefolded parts, for hashing and comparison |
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shellac
parents:
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|
975 try: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
976 return self._cached_cparts |
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parents:
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|
977 except AttributeError: |
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shellac
parents:
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|
978 self._cached_cparts = self._flavour.casefold_parts(self._parts) |
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979 return self._cached_cparts |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
980 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
981 def __eq__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
982 if not isinstance(other, PurePath): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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983 return NotImplemented |
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|
984 return ( |
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|
985 self._cparts == other._cparts |
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shellac
parents:
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|
986 and self._flavour is other._flavour) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
987 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
988 def __ne__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
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989 return not self == other |
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parents:
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|
990 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
991 def __hash__(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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|
992 try: |
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shellac
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|
993 return self._hash |
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shellac
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|
994 except AttributeError: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
995 self._hash = hash(tuple(self._cparts)) |
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|
996 return self._hash |
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shellac
parents:
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|
997 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
998 def __lt__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
999 if (not isinstance(other, PurePath) |
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1000 or self._flavour is not other._flavour): |
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|
1001 return NotImplemented |
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shellac
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|
1002 return self._cparts < other._cparts |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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|
1003 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
1004 def __le__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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|
1005 if (not isinstance(other, PurePath) |
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1006 or self._flavour is not other._flavour): |
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1007 return NotImplemented |
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1008 return self._cparts <= other._cparts |
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parents:
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1009 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1010 def __gt__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1011 if (not isinstance(other, PurePath) |
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1012 or self._flavour is not other._flavour): |
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1013 return NotImplemented |
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1014 return self._cparts > other._cparts |
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1015 |
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1016 def __ge__(self, other): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1017 if (not isinstance(other, PurePath) |
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1018 or self._flavour is not other._flavour): |
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1019 return NotImplemented |
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1020 return self._cparts >= other._cparts |
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|
1021 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1022 drive = property(attrgetter('_drv'), |
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1023 doc="""The drive prefix (letter or UNC path), if any.""") |
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parents:
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|
1024 |
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parents:
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|
1025 root = property(attrgetter('_root'), |
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1026 doc="""The root of the path, if any.""") |
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1027 |
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|
1028 @property |
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1029 def anchor(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1030 """The concatenation of the drive and root, or ''.""" |
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1031 anchor = self._drv + self._root |
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1032 return anchor |
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|
1033 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
1034 @property |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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|
1035 def name(self): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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1036 """The final path component, if any.""" |
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1037 parts = self._parts |
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|
1038 if len(parts) == (1 if (self._drv or self._root) else 0): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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|
1039 return '' |
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|
1040 return parts[-1] |
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1041 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
1042 @property |
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1043 def suffix(self): |
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1044 """The final component's last suffix, if any.""" |
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1045 name = self.name |
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parents:
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1046 i = name.rfind('.') |
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parents:
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1047 if 0 < i < len(name) - 1: |
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parents:
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1048 return name[i:] |
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1049 else: |
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1050 return '' |
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|
1051 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
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parents:
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|
1052 @property |
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parents:
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1053 def suffixes(self): |
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parents:
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|
1054 """A list of the final component's suffixes, if any.""" |
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1055 name = self.name |
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|
1056 if name.endswith('.'): |
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1057 return [] |
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1058 name = name.lstrip('.') |
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1059 return ['.' + suffix for suffix in name.split('.')[1:]] |
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|
1060 |
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|
1061 @property |
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1062 def stem(self): |
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1063 """The final path component, minus its last suffix.""" |
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1064 name = self.name |
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1065 i = name.rfind('.') |
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1066 if 0 < i < len(name) - 1: |
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1067 return name[:i] |
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1068 else: |
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1069 return name |
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1070 |
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1071 def with_name(self, name): |
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1072 """Return a new path with the file name changed.""" |
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1073 if not self.name: |
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1074 raise ValueError("%r has an empty name" % (self,)) |
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1075 drv, root, parts = self._flavour.parse_parts((name,)) |
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1076 if (not name or name[-1] in [self._flavour.sep, self._flavour.altsep] |
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1077 or drv or root or len(parts) != 1): |
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parents:
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1078 raise ValueError("Invalid name %r" % (name)) |
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1079 return self._from_parsed_parts(self._drv, self._root, |
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1080 self._parts[:-1] + [name]) |
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parents:
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|
1081 |
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1082 def with_suffix(self, suffix): |
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1083 """Return a new path with the file suffix changed. If the path |
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|
1084 has no suffix, add given suffix. If the given suffix is an empty |
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|
1085 string, remove the suffix from the path. |
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|
1086 """ |
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|
1087 # XXX if suffix is None, should the current suffix be removed? |
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1088 f = self._flavour |
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1089 if f.sep in suffix or f.altsep and f.altsep in suffix: |
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1090 raise ValueError("Invalid suffix %r" % (suffix)) |
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1091 if suffix and not suffix.startswith('.') or suffix == '.': |
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1092 raise ValueError("Invalid suffix %r" % (suffix)) |
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1093 name = self.name |
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1094 if not name: |
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1095 raise ValueError("%r has an empty name" % (self,)) |
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1096 old_suffix = self.suffix |
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1097 if not old_suffix: |
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1098 name = name + suffix |
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1099 else: |
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1100 name = name[:-len(old_suffix)] + suffix |
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1101 return self._from_parsed_parts(self._drv, self._root, |
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1102 self._parts[:-1] + [name]) |
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|
1103 |
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1104 def relative_to(self, *other): |
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1105 """Return the relative path to another path identified by the passed |
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1106 arguments. If the operation is not possible (because this is not |
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1107 a subpath of the other path), raise ValueError. |
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1108 """ |
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1109 # For the purpose of this method, drive and root are considered |
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1110 # separate parts, i.e.: |
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|
1111 # Path('c:/').relative_to('c:') gives Path('/') |
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1112 # Path('c:/').relative_to('/') raise ValueError |
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1113 if not other: |
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1114 raise TypeError("need at least one argument") |
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1115 parts = self._parts |
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1116 drv = self._drv |
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1117 root = self._root |
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1118 if root: |
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1119 abs_parts = [drv, root] + parts[1:] |
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1120 else: |
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1121 abs_parts = parts |
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1122 to_drv, to_root, to_parts = self._parse_args(other) |
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1123 if to_root: |
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1124 to_abs_parts = [to_drv, to_root] + to_parts[1:] |
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1125 else: |
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1126 to_abs_parts = to_parts |
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1127 n = len(to_abs_parts) |
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1128 cf = self._flavour.casefold_parts |
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1129 if (root or drv) if n == 0 else cf(abs_parts[:n]) != cf(to_abs_parts): |
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1130 formatted = self._format_parsed_parts(to_drv, to_root, to_parts) |
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1131 raise ValueError("{0!r} does not start with {1!r}" |
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1132 .format(str(self), str(formatted))) |
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1133 return self._from_parsed_parts('', root if n == 1 else '', |
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1134 abs_parts[n:]) |
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1135 |
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1136 @property |
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1137 def parts(self): |
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1138 """An object providing sequence-like access to the |
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1139 components in the filesystem path.""" |
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1140 # We cache the tuple to avoid building a new one each time .parts |
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1141 # is accessed. XXX is this necessary? |
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1142 try: |
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1143 return self._pparts |
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1144 except AttributeError: |
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1145 self._pparts = tuple(self._parts) |
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1146 return self._pparts |
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1147 |
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1148 def joinpath(self, *args): |
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1149 """Combine this path with one or several arguments, and return a |
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1150 new path representing either a subpath (if all arguments are relative |
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1151 paths) or a totally different path (if one of the arguments is |
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1152 anchored). |
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1153 """ |
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1154 return self._make_child(args) |
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1155 |
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1156 def __truediv__(self, key): |
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1157 return self._make_child((key,)) |
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1158 |
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1159 def __rtruediv__(self, key): |
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1160 return self._from_parts([key] + self._parts) |
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1161 |
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1162 if six.PY2: |
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1163 __div__ = __truediv__ |
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1164 __rdiv__ = __rtruediv__ |
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1165 |
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1166 @property |
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1167 def parent(self): |
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1168 """The logical parent of the path.""" |
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1169 drv = self._drv |
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1170 root = self._root |
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1171 parts = self._parts |
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1172 if len(parts) == 1 and (drv or root): |
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1173 return self |
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1174 return self._from_parsed_parts(drv, root, parts[:-1]) |
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1175 |
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1176 @property |
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1177 def parents(self): |
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1178 """A sequence of this path's logical parents.""" |
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1179 return _PathParents(self) |
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1180 |
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1181 def is_absolute(self): |
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1182 """True if the path is absolute (has both a root and, if applicable, |
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1183 a drive).""" |
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1184 if not self._root: |
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1185 return False |
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1186 return not self._flavour.has_drv or bool(self._drv) |
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1187 |
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1188 def is_reserved(self): |
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1189 """Return True if the path contains one of the special names reserved |
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1190 by the system, if any.""" |
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1191 return self._flavour.is_reserved(self._parts) |
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1192 |
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1193 def match(self, path_pattern): |
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1194 """ |
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1195 Return True if this path matches the given pattern. |
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1196 """ |
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1197 cf = self._flavour.casefold |
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1198 path_pattern = cf(path_pattern) |
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1199 drv, root, pat_parts = self._flavour.parse_parts((path_pattern,)) |
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1200 if not pat_parts: |
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1201 raise ValueError("empty pattern") |
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1202 if drv and drv != cf(self._drv): |
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1203 return False |
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1204 if root and root != cf(self._root): |
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1205 return False |
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1206 parts = self._cparts |
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1207 if drv or root: |
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1208 if len(pat_parts) != len(parts): |
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1209 return False |
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1210 pat_parts = pat_parts[1:] |
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1211 elif len(pat_parts) > len(parts): |
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1212 return False |
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1213 for part, pat in zip(reversed(parts), reversed(pat_parts)): |
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1214 if not fnmatch.fnmatchcase(part, pat): |
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1215 return False |
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1216 return True |
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1217 |
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1218 |
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1219 # Can't subclass os.PathLike from PurePath and keep the constructor |
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1220 # optimizations in PurePath._parse_args(). |
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1221 if sys.version_info >= (3, 6): |
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1222 os.PathLike.register(PurePath) |
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1223 |
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1224 |
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1225 class PurePosixPath(PurePath): |
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1226 _flavour = _posix_flavour |
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1227 __slots__ = () |
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1228 |
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1229 |
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1230 class PureWindowsPath(PurePath): |
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1231 """PurePath subclass for Windows systems. |
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1232 |
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1233 On a Windows system, instantiating a PurePath should return this object. |
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1234 However, you can also instantiate it directly on any system. |
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1235 """ |
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1236 _flavour = _windows_flavour |
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1237 __slots__ = () |
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1238 |
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1239 |
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1240 # Filesystem-accessing classes |
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1241 |
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1242 |
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1243 class Path(PurePath): |
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1244 """PurePath subclass that can make system calls. |
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1245 |
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1246 Path represents a filesystem path but unlike PurePath, also offers |
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1247 methods to do system calls on path objects. Depending on your system, |
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1248 instantiating a Path will return either a PosixPath or a WindowsPath |
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1249 object. You can also instantiate a PosixPath or WindowsPath directly, |
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1250 but cannot instantiate a WindowsPath on a POSIX system or vice versa. |
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1251 """ |
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1252 __slots__ = ( |
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1253 '_accessor', |
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1254 '_closed', |
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1255 ) |
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1256 |
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1257 def __new__(cls, *args, **kwargs): |
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1258 if cls is Path: |
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1259 cls = WindowsPath if os.name == 'nt' else PosixPath |
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1260 self = cls._from_parts(args, init=False) |
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1261 if not self._flavour.is_supported: |
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1262 raise NotImplementedError("cannot instantiate %r on your system" |
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1263 % (cls.__name__,)) |
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1264 self._init() |
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1265 return self |
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1266 |
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1267 def _init(self, |
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1268 # Private non-constructor arguments |
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1269 template=None, |
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1270 ): |
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1271 self._closed = False |
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1272 if template is not None: |
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1273 self._accessor = template._accessor |
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1274 else: |
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1275 self._accessor = _normal_accessor |
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1276 |
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|
1277 def _make_child_relpath(self, part): |
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1278 # This is an optimization used for dir walking. `part` must be |
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1279 # a single part relative to this path. |
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1280 parts = self._parts + [part] |
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1281 return self._from_parsed_parts(self._drv, self._root, parts) |
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1282 |
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1283 def __enter__(self): |
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1284 if self._closed: |
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1285 self._raise_closed() |
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1286 return self |
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1287 |
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1288 def __exit__(self, t, v, tb): |
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1289 self._closed = True |
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1290 |
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1291 def _raise_closed(self): |
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1292 raise ValueError("I/O operation on closed path") |
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1293 |
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1294 def _opener(self, name, flags, mode=0o666): |
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1295 # A stub for the opener argument to built-in open() |
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1296 return self._accessor.open(self, flags, mode) |
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1297 |
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1298 def _raw_open(self, flags, mode=0o777): |
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1299 """ |
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1300 Open the file pointed by this path and return a file descriptor, |
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1301 as os.open() does. |
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1302 """ |
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1303 if self._closed: |
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1304 self._raise_closed() |
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1305 return self._accessor.open(self, flags, mode) |
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1306 |
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1307 # Public API |
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1308 |
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1309 @classmethod |
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1310 def cwd(cls): |
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1311 """Return a new path pointing to the current working directory |
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1312 (as returned by os.getcwd()). |
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1313 """ |
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1314 return cls(os.getcwd()) |
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1315 |
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1316 @classmethod |
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1317 def home(cls): |
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1318 """Return a new path pointing to the user's home directory (as |
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1319 returned by os.path.expanduser('~')). |
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1320 """ |
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1321 return cls(cls()._flavour.gethomedir(None)) |
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1322 |
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1323 def samefile(self, other_path): |
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1324 """Return whether other_path is the same or not as this file |
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1325 (as returned by os.path.samefile()). |
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1326 """ |
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1327 if hasattr(os.path, "samestat"): |
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1328 st = self.stat() |
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1329 try: |
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1330 other_st = other_path.stat() |
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1331 except AttributeError: |
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1332 other_st = os.stat(other_path) |
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1333 return os.path.samestat(st, other_st) |
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1334 else: |
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1335 filename1 = six.text_type(self) |
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1336 filename2 = six.text_type(other_path) |
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1337 st1 = _win32_get_unique_path_id(filename1) |
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1338 st2 = _win32_get_unique_path_id(filename2) |
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1339 return st1 == st2 |
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1340 |
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1341 def iterdir(self): |
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1342 """Iterate over the files in this directory. Does not yield any |
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1343 result for the special paths '.' and '..'. |
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1344 """ |
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1345 if self._closed: |
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1346 self._raise_closed() |
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1347 for name in self._accessor.listdir(self): |
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1348 if name in ('.', '..'): |
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1349 # Yielding a path object for these makes little sense |
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1350 continue |
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1351 yield self._make_child_relpath(name) |
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1352 if self._closed: |
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1353 self._raise_closed() |
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1354 |
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1355 def glob(self, pattern): |
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1356 """Iterate over this subtree and yield all existing files (of any |
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1357 kind, including directories) matching the given relative pattern. |
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1358 """ |
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1359 if not pattern: |
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1360 raise ValueError("Unacceptable pattern: {0!r}".format(pattern)) |
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1361 pattern = self._flavour.casefold(pattern) |
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1362 drv, root, pattern_parts = self._flavour.parse_parts((pattern,)) |
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1363 if drv or root: |
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1364 raise NotImplementedError("Non-relative patterns are unsupported") |
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1365 selector = _make_selector(tuple(pattern_parts)) |
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1366 for p in selector.select_from(self): |
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1367 yield p |
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1368 |
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1369 def rglob(self, pattern): |
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1370 """Recursively yield all existing files (of any kind, including |
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1371 directories) matching the given relative pattern, anywhere in |
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1372 this subtree. |
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1373 """ |
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1374 pattern = self._flavour.casefold(pattern) |
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1375 drv, root, pattern_parts = self._flavour.parse_parts((pattern,)) |
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1376 if drv or root: |
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1377 raise NotImplementedError("Non-relative patterns are unsupported") |
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1378 selector = _make_selector(("**",) + tuple(pattern_parts)) |
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1379 for p in selector.select_from(self): |
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1380 yield p |
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1381 |
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1382 def absolute(self): |
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1383 """Return an absolute version of this path. This function works |
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1384 even if the path doesn't point to anything. |
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1385 |
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1386 No normalization is done, i.e. all '.' and '..' will be kept along. |
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1387 Use resolve() to get the canonical path to a file. |
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1388 """ |
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1389 # XXX untested yet! |
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1390 if self._closed: |
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1391 self._raise_closed() |
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1392 if self.is_absolute(): |
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1393 return self |
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1394 # FIXME this must defer to the specific flavour (and, under Windows, |
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1395 # use nt._getfullpathname()) |
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1396 obj = self._from_parts([os.getcwd()] + self._parts, init=False) |
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1397 obj._init(template=self) |
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1398 return obj |
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1399 |
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1400 def resolve(self, strict=False): |
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1401 """ |
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1402 Make the path absolute, resolving all symlinks on the way and also |
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1403 normalizing it (for example turning slashes into backslashes under |
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1404 Windows). |
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1405 """ |
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1406 if self._closed: |
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1407 self._raise_closed() |
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1408 s = self._flavour.resolve(self, strict=strict) |
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1409 if s is None: |
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1410 # No symlink resolution => for consistency, raise an error if |
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1411 # the path is forbidden |
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1412 # but not raise error if file does not exist (see issue #54). |
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1413 |
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1414 def _try_func(): |
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1415 self.stat() |
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1416 |
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1417 def _exc_func(exc): |
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1418 pass |
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1419 |
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1420 _try_except_filenotfounderror(_try_func, _exc_func) |
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1421 s = str(self.absolute()) |
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1422 else: |
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1423 # ensure s is a string (normpath requires this on older python) |
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1424 s = str(s) |
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1425 # Now we have no symlinks in the path, it's safe to normalize it. |
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1426 normed = self._flavour.pathmod.normpath(s) |
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1427 obj = self._from_parts((normed,), init=False) |
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1428 obj._init(template=self) |
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1429 return obj |
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1430 |
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1431 def stat(self): |
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1432 """ |
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1433 Return the result of the stat() system call on this path, like |
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1434 os.stat() does. |
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1435 """ |
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1436 return self._accessor.stat(self) |
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1437 |
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1438 def owner(self): |
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1439 """ |
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1440 Return the login name of the file owner. |
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1441 """ |
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1442 import pwd |
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1443 return pwd.getpwuid(self.stat().st_uid).pw_name |
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1444 |
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1445 def group(self): |
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1446 """ |
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1447 Return the group name of the file gid. |
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1448 """ |
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1449 import grp |
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1450 return grp.getgrgid(self.stat().st_gid).gr_name |
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1451 |
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1452 def open(self, mode='r', buffering=-1, encoding=None, |
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1453 errors=None, newline=None): |
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1454 """ |
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1455 Open the file pointed by this path and return a file object, as |
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1456 the built-in open() function does. |
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1457 """ |
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1458 if self._closed: |
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1459 self._raise_closed() |
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1460 if sys.version_info >= (3, 3): |
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1461 return io.open( |
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1462 str(self), mode, buffering, encoding, errors, newline, |
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1463 opener=self._opener) |
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1464 else: |
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1465 return io.open(str(self), mode, buffering, |
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1466 encoding, errors, newline) |
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1467 |
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1468 def read_bytes(self): |
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1469 """ |
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1470 Open the file in bytes mode, read it, and close the file. |
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1471 """ |
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1472 with self.open(mode='rb') as f: |
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1473 return f.read() |
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1474 |
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1475 def read_text(self, encoding=None, errors=None): |
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1476 """ |
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1477 Open the file in text mode, read it, and close the file. |
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1478 """ |
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1479 with self.open(mode='r', encoding=encoding, errors=errors) as f: |
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1480 return f.read() |
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1481 |
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1482 def write_bytes(self, data): |
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1483 """ |
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1484 Open the file in bytes mode, write to it, and close the file. |
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1485 """ |
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1486 if not isinstance(data, six.binary_type): |
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1487 raise TypeError( |
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1488 'data must be %s, not %s' % |
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1489 (six.binary_type.__name__, data.__class__.__name__)) |
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1490 with self.open(mode='wb') as f: |
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1491 return f.write(data) |
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1492 |
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1493 def write_text(self, data, encoding=None, errors=None): |
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1494 """ |
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1495 Open the file in text mode, write to it, and close the file. |
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1496 """ |
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1497 if not isinstance(data, six.text_type): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1498 raise TypeError( |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1499 'data must be %s, not %s' % |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1500 (six.text_type.__name__, data.__class__.__name__)) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1501 with self.open(mode='w', encoding=encoding, errors=errors) as f: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1502 return f.write(data) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1503 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1504 def touch(self, mode=0o666, exist_ok=True): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1505 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1506 Create this file with the given access mode, if it doesn't exist. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1507 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1508 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1509 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1510 if exist_ok: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1511 # First try to bump modification time |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1512 # Implementation note: GNU touch uses the UTIME_NOW option of |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1513 # the utimensat() / futimens() functions. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1514 try: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1515 self._accessor.utime(self, None) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1516 except OSError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1517 # Avoid exception chaining |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1518 pass |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1519 else: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1520 return |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1521 flags = os.O_CREAT | os.O_WRONLY |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
1522 if not exist_ok: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1523 flags |= os.O_EXCL |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
1524 fd = self._raw_open(flags, mode) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1525 os.close(fd) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1526 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1527 def mkdir(self, mode=0o777, parents=False, exist_ok=False): |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
1528 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1529 Create a new directory at this given path. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1530 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1531 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1532 self._raise_closed() |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1533 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1534 def _try_func(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
1535 self._accessor.mkdir(self, mode) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1536 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1537 def _exc_func(exc): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1538 if not parents or self.parent == self: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1539 raise exc |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1540 self.parent.mkdir(parents=True, exist_ok=True) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1541 self.mkdir(mode, parents=False, exist_ok=exist_ok) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1542 |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1543 try: |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1544 _try_except_filenotfounderror(_try_func, _exc_func) |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
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changeset
|
1545 except OSError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1546 # Cannot rely on checking for EEXIST, since the operating system |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1547 # could give priority to other errors like EACCES or EROFS |
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"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1548 if not exist_ok or not self.is_dir(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1549 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1550 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1551 def chmod(self, mode): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1552 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1553 Change the permissions of the path, like os.chmod(). |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1554 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1555 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1556 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1557 self._accessor.chmod(self, mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1558 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1559 def lchmod(self, mode): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1560 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1561 Like chmod(), except if the path points to a symlink, the symlink's |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1562 permissions are changed, rather than its target's. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1563 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1564 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1565 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1566 self._accessor.lchmod(self, mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1567 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1568 def unlink(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1569 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1570 Remove this file or link. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1571 If the path is a directory, use rmdir() instead. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1572 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1573 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1574 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1575 self._accessor.unlink(self) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1576 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1577 def rmdir(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1578 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1579 Remove this directory. The directory must be empty. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1580 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1581 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1582 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1583 self._accessor.rmdir(self) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1584 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1585 def lstat(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1586 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1587 Like stat(), except if the path points to a symlink, the symlink's |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1588 status information is returned, rather than its target's. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1589 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1590 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1591 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1592 return self._accessor.lstat(self) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1593 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1594 def rename(self, target): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1595 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1596 Rename this path to the given path. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1597 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1598 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1599 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1600 self._accessor.rename(self, target) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1601 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1602 def replace(self, target): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1603 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1604 Rename this path to the given path, clobbering the existing |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1605 destination if it exists. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1606 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1607 if sys.version_info < (3, 3): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1608 raise NotImplementedError("replace() is only available " |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1609 "with Python 3.3 and later") |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1610 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1611 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1612 self._accessor.replace(self, target) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1613 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1614 def symlink_to(self, target, target_is_directory=False): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1615 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1616 Make this path a symlink pointing to the given path. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1617 Note the order of arguments (self, target) is the reverse of |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1618 os.symlink's. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1619 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1620 if self._closed: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1621 self._raise_closed() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1622 self._accessor.symlink(target, self, target_is_directory) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1623 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1624 # Convenience functions for querying the stat results |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1625 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1626 def exists(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1627 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1628 Whether this path exists. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1629 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1630 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1631 self.stat() |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1632 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1633 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1634 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1635 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1636 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1637 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1638 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1639 return True |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1640 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1641 def is_dir(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1642 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1643 Whether this path is a directory. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1644 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1645 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1646 return S_ISDIR(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1647 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1648 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1649 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1650 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1651 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1652 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1653 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1654 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1655 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1656 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1657 def is_file(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1658 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1659 Whether this path is a regular file (also True for symlinks pointing |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1660 to regular files). |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1661 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1662 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1663 return S_ISREG(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1664 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1665 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1666 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1667 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1668 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1669 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1670 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1671 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1672 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1673 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1674 def is_mount(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1675 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1676 Check if this path is a POSIX mount point |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1677 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1678 # Need to exist and be a dir |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1679 if not self.exists() or not self.is_dir(): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1680 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1681 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1682 parent = Path(self.parent) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1683 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1684 parent_dev = parent.stat().st_dev |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1685 except OSError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1686 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1687 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1688 dev = self.stat().st_dev |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1689 if dev != parent_dev: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1690 return True |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1691 ino = self.stat().st_ino |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1692 parent_ino = parent.stat().st_ino |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1693 return ino == parent_ino |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1694 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1695 def is_symlink(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1696 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1697 Whether this path is a symbolic link. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1698 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1699 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1700 return S_ISLNK(self.lstat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1701 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1702 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1703 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1704 # Path doesn't exist |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1705 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1706 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1707 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1708 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1709 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1710 def is_block_device(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1711 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1712 Whether this path is a block device. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1713 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1714 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1715 return S_ISBLK(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1716 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1717 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1718 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1719 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1720 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1721 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1722 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1723 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1724 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1725 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1726 def is_char_device(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1727 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1728 Whether this path is a character device. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1729 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1730 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1731 return S_ISCHR(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1732 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1733 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1734 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1735 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1736 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1737 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1738 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1739 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1740 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1741 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1742 def is_fifo(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1743 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1744 Whether this path is a FIFO. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1745 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1746 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1747 return S_ISFIFO(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1748 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1749 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1750 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1751 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1752 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1753 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1754 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1755 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1756 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1757 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1758 def is_socket(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1759 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1760 Whether this path is a socket. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1761 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1762 try: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1763 return S_ISSOCK(self.stat().st_mode) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1764 except OSError as e: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1765 if not _ignore_error(e): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1766 raise |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1767 # Path doesn't exist or is a broken symlink |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1768 # (see https://bitbucket.org/pitrou/pathlib/issue/12/) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1769 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1770 except ValueError: |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1771 # Non-encodable path |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1772 return False |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1773 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1774 def expanduser(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1775 """ Return a new path with expanded ~ and ~user constructs |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1776 (as returned by os.path.expanduser) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1777 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1778 if (not (self._drv or self._root) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1779 and self._parts and self._parts[0][:1] == '~'): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1780 homedir = self._flavour.gethomedir(self._parts[0][1:]) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1781 return self._from_parts([homedir] + self._parts[1:]) |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1782 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1783 return self |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1784 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1785 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1786 class PosixPath(Path, PurePosixPath): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1787 """Path subclass for non-Windows systems. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1788 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1789 On a POSIX system, instantiating a Path should return this object. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1790 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1791 __slots__ = () |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1792 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1793 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1794 class WindowsPath(Path, PureWindowsPath): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1795 """Path subclass for Windows systems. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1796 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1797 On a Windows system, instantiating a Path should return this object. |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1798 """ |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1799 __slots__ = () |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1800 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1801 def owner(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1802 raise NotImplementedError("Path.owner() is unsupported on this system") |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1803 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1804 def group(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1805 raise NotImplementedError("Path.group() is unsupported on this system") |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1806 |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1807 def is_mount(self): |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1808 raise NotImplementedError( |
26e78fe6e8c4
"planemo upload commit c699937486c35866861690329de38ec1a5d9f783"
shellac
parents:
diff
changeset
|
1809 "Path.is_mount() is unsupported on this system") |