Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/setuptools/wheel.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 """Wheels support.""" |
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2 |
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3 from distutils.util import get_platform |
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4 from distutils import log |
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5 import email |
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6 import itertools |
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7 import os |
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8 import posixpath |
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9 import re |
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10 import zipfile |
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11 |
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12 import pkg_resources |
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13 import setuptools |
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14 from pkg_resources import parse_version |
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15 from setuptools.extern.packaging.tags import sys_tags |
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16 from setuptools.extern.packaging.utils import canonicalize_name |
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17 from setuptools.command.egg_info import write_requirements |
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18 |
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19 |
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20 WHEEL_NAME = re.compile( |
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21 r"""^(?P<project_name>.+?)-(?P<version>\d.*?) |
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22 ((-(?P<build>\d.*?))?-(?P<py_version>.+?)-(?P<abi>.+?)-(?P<platform>.+?) |
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23 )\.whl$""", |
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24 re.VERBOSE).match |
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25 |
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26 NAMESPACE_PACKAGE_INIT = \ |
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27 "__import__('pkg_resources').declare_namespace(__name__)\n" |
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28 |
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29 |
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30 def unpack(src_dir, dst_dir): |
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31 '''Move everything under `src_dir` to `dst_dir`, and delete the former.''' |
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32 for dirpath, dirnames, filenames in os.walk(src_dir): |
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33 subdir = os.path.relpath(dirpath, src_dir) |
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34 for f in filenames: |
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35 src = os.path.join(dirpath, f) |
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36 dst = os.path.join(dst_dir, subdir, f) |
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37 os.renames(src, dst) |
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38 for n, d in reversed(list(enumerate(dirnames))): |
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39 src = os.path.join(dirpath, d) |
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40 dst = os.path.join(dst_dir, subdir, d) |
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41 if not os.path.exists(dst): |
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42 # Directory does not exist in destination, |
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43 # rename it and prune it from os.walk list. |
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44 os.renames(src, dst) |
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45 del dirnames[n] |
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46 # Cleanup. |
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47 for dirpath, dirnames, filenames in os.walk(src_dir, topdown=True): |
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48 assert not filenames |
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49 os.rmdir(dirpath) |
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50 |
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51 |
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52 class Wheel: |
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53 |
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54 def __init__(self, filename): |
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55 match = WHEEL_NAME(os.path.basename(filename)) |
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56 if match is None: |
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57 raise ValueError('invalid wheel name: %r' % filename) |
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58 self.filename = filename |
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59 for k, v in match.groupdict().items(): |
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60 setattr(self, k, v) |
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61 |
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62 def tags(self): |
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63 '''List tags (py_version, abi, platform) supported by this wheel.''' |
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64 return itertools.product( |
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65 self.py_version.split('.'), |
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66 self.abi.split('.'), |
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67 self.platform.split('.'), |
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68 ) |
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69 |
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70 def is_compatible(self): |
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71 '''Is the wheel is compatible with the current platform?''' |
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72 supported_tags = set( |
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73 (t.interpreter, t.abi, t.platform) for t in sys_tags()) |
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74 return next((True for t in self.tags() if t in supported_tags), False) |
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75 |
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76 def egg_name(self): |
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77 return pkg_resources.Distribution( |
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78 project_name=self.project_name, version=self.version, |
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79 platform=(None if self.platform == 'any' else get_platform()), |
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80 ).egg_name() + '.egg' |
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81 |
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82 def get_dist_info(self, zf): |
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83 # find the correct name of the .dist-info dir in the wheel file |
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84 for member in zf.namelist(): |
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85 dirname = posixpath.dirname(member) |
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86 if (dirname.endswith('.dist-info') and |
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87 canonicalize_name(dirname).startswith( |
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88 canonicalize_name(self.project_name))): |
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89 return dirname |
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90 raise ValueError("unsupported wheel format. .dist-info not found") |
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91 |
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92 def install_as_egg(self, destination_eggdir): |
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93 '''Install wheel as an egg directory.''' |
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94 with zipfile.ZipFile(self.filename) as zf: |
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95 self._install_as_egg(destination_eggdir, zf) |
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96 |
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97 def _install_as_egg(self, destination_eggdir, zf): |
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98 dist_basename = '%s-%s' % (self.project_name, self.version) |
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99 dist_info = self.get_dist_info(zf) |
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100 dist_data = '%s.data' % dist_basename |
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101 egg_info = os.path.join(destination_eggdir, 'EGG-INFO') |
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102 |
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103 self._convert_metadata(zf, destination_eggdir, dist_info, egg_info) |
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104 self._move_data_entries(destination_eggdir, dist_data) |
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105 self._fix_namespace_packages(egg_info, destination_eggdir) |
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106 |
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107 @staticmethod |
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108 def _convert_metadata(zf, destination_eggdir, dist_info, egg_info): |
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109 def get_metadata(name): |
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110 with zf.open(posixpath.join(dist_info, name)) as fp: |
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111 value = fp.read().decode('utf-8') |
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112 return email.parser.Parser().parsestr(value) |
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113 |
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114 wheel_metadata = get_metadata('WHEEL') |
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115 # Check wheel format version is supported. |
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116 wheel_version = parse_version(wheel_metadata.get('Wheel-Version')) |
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117 wheel_v1 = ( |
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118 parse_version('1.0') <= wheel_version < parse_version('2.0dev0') |
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119 ) |
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120 if not wheel_v1: |
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121 raise ValueError( |
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122 'unsupported wheel format version: %s' % wheel_version) |
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123 # Extract to target directory. |
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124 os.mkdir(destination_eggdir) |
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125 zf.extractall(destination_eggdir) |
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126 # Convert metadata. |
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127 dist_info = os.path.join(destination_eggdir, dist_info) |
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128 dist = pkg_resources.Distribution.from_location( |
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129 destination_eggdir, dist_info, |
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130 metadata=pkg_resources.PathMetadata(destination_eggdir, dist_info), |
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131 ) |
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132 |
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133 # Note: Evaluate and strip markers now, |
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134 # as it's difficult to convert back from the syntax: |
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135 # foobar; "linux" in sys_platform and extra == 'test' |
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136 def raw_req(req): |
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137 req.marker = None |
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138 return str(req) |
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139 install_requires = list(sorted(map(raw_req, dist.requires()))) |
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140 extras_require = { |
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141 extra: sorted( |
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142 req |
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143 for req in map(raw_req, dist.requires((extra,))) |
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144 if req not in install_requires |
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145 ) |
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146 for extra in dist.extras |
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147 } |
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148 os.rename(dist_info, egg_info) |
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149 os.rename( |
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150 os.path.join(egg_info, 'METADATA'), |
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151 os.path.join(egg_info, 'PKG-INFO'), |
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152 ) |
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153 setup_dist = setuptools.Distribution( |
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154 attrs=dict( |
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155 install_requires=install_requires, |
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156 extras_require=extras_require, |
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157 ), |
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158 ) |
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159 # Temporarily disable info traces. |
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160 log_threshold = log._global_log.threshold |
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161 log.set_threshold(log.WARN) |
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162 try: |
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163 write_requirements( |
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164 setup_dist.get_command_obj('egg_info'), |
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165 None, |
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166 os.path.join(egg_info, 'requires.txt'), |
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167 ) |
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168 finally: |
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169 log.set_threshold(log_threshold) |
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170 |
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171 @staticmethod |
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172 def _move_data_entries(destination_eggdir, dist_data): |
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173 """Move data entries to their correct location.""" |
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174 dist_data = os.path.join(destination_eggdir, dist_data) |
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175 dist_data_scripts = os.path.join(dist_data, 'scripts') |
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176 if os.path.exists(dist_data_scripts): |
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177 egg_info_scripts = os.path.join( |
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178 destination_eggdir, 'EGG-INFO', 'scripts') |
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179 os.mkdir(egg_info_scripts) |
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180 for entry in os.listdir(dist_data_scripts): |
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181 # Remove bytecode, as it's not properly handled |
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182 # during easy_install scripts install phase. |
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183 if entry.endswith('.pyc'): |
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184 os.unlink(os.path.join(dist_data_scripts, entry)) |
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185 else: |
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186 os.rename( |
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187 os.path.join(dist_data_scripts, entry), |
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188 os.path.join(egg_info_scripts, entry), |
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189 ) |
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190 os.rmdir(dist_data_scripts) |
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191 for subdir in filter(os.path.exists, ( |
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192 os.path.join(dist_data, d) |
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193 for d in ('data', 'headers', 'purelib', 'platlib') |
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194 )): |
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195 unpack(subdir, destination_eggdir) |
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196 if os.path.exists(dist_data): |
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197 os.rmdir(dist_data) |
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198 |
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199 @staticmethod |
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200 def _fix_namespace_packages(egg_info, destination_eggdir): |
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201 namespace_packages = os.path.join( |
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202 egg_info, 'namespace_packages.txt') |
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203 if os.path.exists(namespace_packages): |
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204 with open(namespace_packages) as fp: |
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205 namespace_packages = fp.read().split() |
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206 for mod in namespace_packages: |
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207 mod_dir = os.path.join(destination_eggdir, *mod.split('.')) |
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208 mod_init = os.path.join(mod_dir, '__init__.py') |
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209 if not os.path.exists(mod_dir): |
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210 os.mkdir(mod_dir) |
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211 if not os.path.exists(mod_init): |
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212 with open(mod_init, 'w') as fp: |
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213 fp.write(NAMESPACE_PACKAGE_INIT) |