Mercurial > repos > guerler > springsuite

annotate planemo/lib/python3.7/site-packages/packaging/specifiers.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
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1 # This file is dual licensed under the terms of the Apache License, Version
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2 # 2.0, and the BSD License. See the LICENSE file in the root of this repository
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3 # for complete details.
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4 from __future__ import absolute_import, division, print_function
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5
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6 import abc
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7 import functools
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8 import itertools
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9 import re
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10
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11 from ._compat import string_types, with_metaclass
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12 from ._typing import TYPE_CHECKING
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13 from .utils import canonicalize_version
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14 from .version import Version, LegacyVersion, parse
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15
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16 if TYPE_CHECKING: # pragma: no cover
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17 from typing import (
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18 List,
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19 Dict,
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20 Union,
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21 Iterable,
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22 Iterator,
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23 Optional,
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24 Callable,
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25 Tuple,
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26 FrozenSet,
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27 )
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28
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29 ParsedVersion = Union[Version, LegacyVersion]
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30 UnparsedVersion = Union[Version, LegacyVersion, str]
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31 CallableOperator = Callable[[ParsedVersion, str], bool]
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32
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33
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34 class InvalidSpecifier(ValueError):
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35 """
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36 An invalid specifier was found, users should refer to PEP 440.
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37 """
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38
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39
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40 class BaseSpecifier(with_metaclass(abc.ABCMeta, object)): # type: ignore
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41 @abc.abstractmethod
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42 def __str__(self):
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43 # type: () -> str
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44 """
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45 Returns the str representation of this Specifier like object. This
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46 should be representative of the Specifier itself.
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47 """
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48
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49 @abc.abstractmethod
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50 def __hash__(self):
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51 # type: () -> int
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52 """
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53 Returns a hash value for this Specifier like object.
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54 """
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55
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56 @abc.abstractmethod
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57 def __eq__(self, other):
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58 # type: (object) -> bool
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59 """
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60 Returns a boolean representing whether or not the two Specifier like
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61 objects are equal.
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62 """
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63
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64 @abc.abstractmethod
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65 def __ne__(self, other):
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66 # type: (object) -> bool
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67 """
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68 Returns a boolean representing whether or not the two Specifier like
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69 objects are not equal.
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70 """
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71
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72 @abc.abstractproperty
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73 def prereleases(self):
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74 # type: () -> Optional[bool]
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75 """
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76 Returns whether or not pre-releases as a whole are allowed by this
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77 specifier.
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78 """
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79
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80 @prereleases.setter
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81 def prereleases(self, value):
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82 # type: (bool) -> None
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83 """
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84 Sets whether or not pre-releases as a whole are allowed by this
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85 specifier.
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86 """
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87
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88 @abc.abstractmethod
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89 def contains(self, item, prereleases=None):
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90 # type: (str, Optional[bool]) -> bool
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91 """
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92 Determines if the given item is contained within this specifier.
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93 """
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94
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95 @abc.abstractmethod
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96 def filter(self, iterable, prereleases=None):
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97 # type: (Iterable[UnparsedVersion], Optional[bool]) -> Iterable[UnparsedVersion]
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98 """
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99 Takes an iterable of items and filters them so that only items which
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100 are contained within this specifier are allowed in it.
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101 """
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102
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103
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104 class _IndividualSpecifier(BaseSpecifier):
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105
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106 _operators = {} # type: Dict[str, str]
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107
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108 def __init__(self, spec="", prereleases=None):
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109 # type: (str, Optional[bool]) -> None
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110 match = self._regex.search(spec)
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111 if not match:
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112 raise InvalidSpecifier("Invalid specifier: '{0}'".format(spec))
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113
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114 self._spec = (
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115 match.group("operator").strip(),
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116 match.group("version").strip(),
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117 ) # type: Tuple[str, str]
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118
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119 # Store whether or not this Specifier should accept prereleases
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120 self._prereleases = prereleases
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121
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122 def __repr__(self):
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123 # type: () -> str
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124 pre = (
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125 ", prereleases={0!r}".format(self.prereleases)
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126 if self._prereleases is not None
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127 else ""
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128 )
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129
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130 return "<{0}({1!r}{2})>".format(self.__class__.__name__, str(self), pre)
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131
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132 def __str__(self):
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133 # type: () -> str
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134 return "{0}{1}".format(*self._spec)
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135
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136 @property
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137 def _canonical_spec(self):
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138 # type: () -> Tuple[str, Union[Version, str]]
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139 return self._spec[0], canonicalize_version(self._spec[1])
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140
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141 def __hash__(self):
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142 # type: () -> int
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143 return hash(self._canonical_spec)
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144
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145 def __eq__(self, other):
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146 # type: (object) -> bool
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147 if isinstance(other, string_types):
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148 try:
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149 other = self.__class__(str(other))
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150 except InvalidSpecifier:
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151 return NotImplemented
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152 elif not isinstance(other, self.__class__):
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153 return NotImplemented
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154
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155 return self._canonical_spec == other._canonical_spec
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156
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157 def __ne__(self, other):
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158 # type: (object) -> bool
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159 if isinstance(other, string_types):
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160 try:
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161 other = self.__class__(str(other))
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162 except InvalidSpecifier:
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163 return NotImplemented
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164 elif not isinstance(other, self.__class__):
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165 return NotImplemented
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166
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167 return self._spec != other._spec
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168
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169 def _get_operator(self, op):
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170 # type: (str) -> CallableOperator
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171 operator_callable = getattr(
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172 self, "_compare_{0}".format(self._operators[op])
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173 ) # type: CallableOperator
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174 return operator_callable
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175
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176 def _coerce_version(self, version):
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177 # type: (UnparsedVersion) -> ParsedVersion
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178 if not isinstance(version, (LegacyVersion, Version)):
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179 version = parse(version)
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180 return version
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181
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182 @property
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183 def operator(self):
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184 # type: () -> str
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185 return self._spec[0]
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186
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187 @property
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188 def version(self):
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189 # type: () -> str
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190 return self._spec[1]
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191
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192 @property
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193 def prereleases(self):
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194 # type: () -> Optional[bool]
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195 return self._prereleases
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196
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197 @prereleases.setter
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198 def prereleases(self, value):
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199 # type: (bool) -> None
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200 self._prereleases = value
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201
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202 def __contains__(self, item):
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203 # type: (str) -> bool
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204 return self.contains(item)
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205
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206 def contains(self, item, prereleases=None):
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207 # type: (UnparsedVersion, Optional[bool]) -> bool
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208
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209 # Determine if prereleases are to be allowed or not.
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210 if prereleases is None:
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211 prereleases = self.prereleases
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212
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213 # Normalize item to a Version or LegacyVersion, this allows us to have
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214 # a shortcut for ``"2.0" in Specifier(">=2")
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215 normalized_item = self._coerce_version(item)
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216
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217 # Determine if we should be supporting prereleases in this specifier
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218 # or not, if we do not support prereleases than we can short circuit
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219 # logic if this version is a prereleases.
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220 if normalized_item.is_prerelease and not prereleases:
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221 return False
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222
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223 # Actually do the comparison to determine if this item is contained
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224 # within this Specifier or not.
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225 operator_callable = self._get_operator(self.operator) # type: CallableOperator
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226 return operator_callable(normalized_item, self.version)
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227
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228 def filter(self, iterable, prereleases=None):
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229 # type: (Iterable[UnparsedVersion], Optional[bool]) -> Iterable[UnparsedVersion]
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230
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231 yielded = False
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232 found_prereleases = []
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233
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234 kw = {"prereleases": prereleases if prereleases is not None else True}
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235
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236 # Attempt to iterate over all the values in the iterable and if any of
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237 # them match, yield them.
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238 for version in iterable:
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239 parsed_version = self._coerce_version(version)
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240
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241 if self.contains(parsed_version, **kw):
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242 # If our version is a prerelease, and we were not set to allow
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243 # prereleases, then we'll store it for later incase nothing
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244 # else matches this specifier.
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245 if parsed_version.is_prerelease and not (
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246 prereleases or self.prereleases
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247 ):
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248 found_prereleases.append(version)
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249 # Either this is not a prerelease, or we should have been
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250 # accepting prereleases from the beginning.
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251 else:
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252 yielded = True
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253 yield version
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254
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255 # Now that we've iterated over everything, determine if we've yielded
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256 # any values, and if we have not and we have any prereleases stored up
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257 # then we will go ahead and yield the prereleases.
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258 if not yielded and found_prereleases:
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259 for version in found_prereleases:
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260 yield version
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261
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262
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263 class LegacySpecifier(_IndividualSpecifier):
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264
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265 _regex_str = r"""
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266 (?P<operator>(==|!=|<=|>=|<|>))
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267 \s*
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268 (?P<version>
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269 [^,;\s)]* # Since this is a "legacy" specifier, and the version
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270 # string can be just about anything, we match everything
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271 # except for whitespace, a semi-colon for marker support,
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272 # a closing paren since versions can be enclosed in
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273 # them, and a comma since it's a version separator.
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274 )
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275 """
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276
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277 _regex = re.compile(r"^\s*" + _regex_str + r"\s*$", re.VERBOSE | re.IGNORECASE)
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278
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279 _operators = {
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280 "==": "equal",
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281 "!=": "not_equal",
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282 "<=": "less_than_equal",
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283 ">=": "greater_than_equal",
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284 "<": "less_than",
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285 ">": "greater_than",
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286 }
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287
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288 def _coerce_version(self, version):
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289 # type: (Union[ParsedVersion, str]) -> LegacyVersion
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290 if not isinstance(version, LegacyVersion):
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291 version = LegacyVersion(str(version))
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292 return version
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293
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294 def _compare_equal(self, prospective, spec):
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295 # type: (LegacyVersion, str) -> bool
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296 return prospective == self._coerce_version(spec)
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297
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298 def _compare_not_equal(self, prospective, spec):
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299 # type: (LegacyVersion, str) -> bool
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300 return prospective != self._coerce_version(spec)
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301
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302 def _compare_less_than_equal(self, prospective, spec):
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303 # type: (LegacyVersion, str) -> bool
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304 return prospective <= self._coerce_version(spec)
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305
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306 def _compare_greater_than_equal(self, prospective, spec):
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307 # type: (LegacyVersion, str) -> bool
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308 return prospective >= self._coerce_version(spec)
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309
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310 def _compare_less_than(self, prospective, spec):
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311 # type: (LegacyVersion, str) -> bool
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312 return prospective < self._coerce_version(spec)
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313
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314 def _compare_greater_than(self, prospective, spec):
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315 # type: (LegacyVersion, str) -> bool
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316 return prospective > self._coerce_version(spec)
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317
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318
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319 def _require_version_compare(
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320 fn # type: (Callable[[Specifier, ParsedVersion, str], bool])
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321 ):
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322 # type: (...) -> Callable[[Specifier, ParsedVersion, str], bool]
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323 @functools.wraps(fn)
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324 def wrapped(self, prospective, spec):
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325 # type: (Specifier, ParsedVersion, str) -> bool
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326 if not isinstance(prospective, Version):
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327 return False
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328 return fn(self, prospective, spec)
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329
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330 return wrapped
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331
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332
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333 class Specifier(_IndividualSpecifier):
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334
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335 _regex_str = r"""
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336 (?P<operator>(~=|==|!=|<=|>=|<|>|===))
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337 (?P<version>
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338 (?:
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339 # The identity operators allow for an escape hatch that will
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340 # do an exact string match of the version you wish to install.
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341 # This will not be parsed by PEP 440 and we cannot determine
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342 # any semantic meaning from it. This operator is discouraged
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343 # but included entirely as an escape hatch.
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344 (?<====) # Only match for the identity operator
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345 \s*
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346 [^\s]* # We just match everything, except for whitespace
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347 # since we are only testing for strict identity.
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348 )
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349 |
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350 (?:
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351 # The (non)equality operators allow for wild card and local
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352 # versions to be specified so we have to define these two
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353 # operators separately to enable that.
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354 (?<===|!=) # Only match for equals and not equals
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355
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356 \s*
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357 v?
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358 (?:[0-9]+!)? # epoch
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359 [0-9]+(?:\.[0-9]+)* # release
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360 (?: # pre release
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361 [-_\.]?
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362 (a|b|c|rc|alpha|beta|pre|preview)
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363 [-_\.]?
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364 [0-9]*
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365 )?
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366 (?: # post release
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367 (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*)
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368 )?
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369
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370 # You cannot use a wild card and a dev or local version
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371 # together so group them with a | and make them optional.
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372 (?:
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373 (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release
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374 (?:\+[a-z0-9]+(?:[-_\.][a-z0-9]+)*)? # local
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375 |
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376 \.\* # Wild card syntax of .*
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377 )?
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378 )
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379 |
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380 (?:
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381 # The compatible operator requires at least two digits in the
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382 # release segment.
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383 (?<=~=) # Only match for the compatible operator
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384
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385 \s*
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386 v?
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387 (?:[0-9]+!)? # epoch
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388 [0-9]+(?:\.[0-9]+)+ # release (We have a + instead of a *)
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389 (?: # pre release
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390 [-_\.]?
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391 (a|b|c|rc|alpha|beta|pre|preview)
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392 [-_\.]?
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393 [0-9]*
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394 )?
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395 (?: # post release
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396 (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*)
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397 )?
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398 (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release
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399 )
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400 |
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401 (?:
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402 # All other operators only allow a sub set of what the
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403 # (non)equality operators do. Specifically they do not allow
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404 # local versions to be specified nor do they allow the prefix
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405 # matching wild cards.
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406 (?<!==|!=|~=) # We have special cases for these
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407 # operators so we want to make sure they
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408 # don't match here.
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409
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410 \s*
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411 v?
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412 (?:[0-9]+!)? # epoch
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413 [0-9]+(?:\.[0-9]+)* # release
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414 (?: # pre release
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415 [-_\.]?
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416 (a|b|c|rc|alpha|beta|pre|preview)
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417 [-_\.]?
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418 [0-9]*
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419 )?
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420 (?: # post release
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421 (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*)
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422 )?
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423 (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release
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424 )
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425 )
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426 """
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427
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428 _regex = re.compile(r"^\s*" + _regex_str + r"\s*$", re.VERBOSE | re.IGNORECASE)
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429
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430 _operators = {
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431 "~=": "compatible",
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432 "==": "equal",
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433 "!=": "not_equal",
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434 "<=": "less_than_equal",
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435 ">=": "greater_than_equal",
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436 "<": "less_than",
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437 ">": "greater_than",
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438 "===": "arbitrary",
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439 }
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440
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441 @_require_version_compare
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442 def _compare_compatible(self, prospective, spec):
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443 # type: (ParsedVersion, str) -> bool
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444
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445 # Compatible releases have an equivalent combination of >= and ==. That
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446 # is that ~=2.2 is equivalent to >=2.2,==2.*. This allows us to
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447 # implement this in terms of the other specifiers instead of
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448 # implementing it ourselves. The only thing we need to do is construct
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449 # the other specifiers.
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450
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451 # We want everything but the last item in the version, but we want to
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452 # ignore post and dev releases and we want to treat the pre-release as
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453 # it's own separate segment.
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454 prefix = ".".join(
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455 list(
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456 itertools.takewhile(
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457 lambda x: (not x.startswith("post") and not x.startswith("dev")),
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458 _version_split(spec),
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459 )
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460 )[:-1]
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461 )
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462
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463 # Add the prefix notation to the end of our string
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464 prefix += ".*"
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465
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466 return self._get_operator(">=")(prospective, spec) and self._get_operator("==")(
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467 prospective, prefix
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468 )
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469
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470 @_require_version_compare
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471 def _compare_equal(self, prospective, spec):
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472 # type: (ParsedVersion, str) -> bool
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473
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474 # We need special logic to handle prefix matching
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475 if spec.endswith(".*"):
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476 # In the case of prefix matching we want to ignore local segment.
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477 prospective = Version(prospective.public)
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478 # Split the spec out by dots, and pretend that there is an implicit
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479 # dot in between a release segment and a pre-release segment.
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480 split_spec = _version_split(spec[:-2]) # Remove the trailing .*
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481
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482 # Split the prospective version out by dots, and pretend that there
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483 # is an implicit dot in between a release segment and a pre-release
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484 # segment.
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485 split_prospective = _version_split(str(prospective))
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486
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487 # Shorten the prospective version to be the same length as the spec
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488 # so that we can determine if the specifier is a prefix of the
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489 # prospective version or not.
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490 shortened_prospective = split_prospective[: len(split_spec)]
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491
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492 # Pad out our two sides with zeros so that they both equal the same
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493 # length.
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494 padded_spec, padded_prospective = _pad_version(
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495 split_spec, shortened_prospective
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496 )
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497
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498 return padded_prospective == padded_spec
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499 else:
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500 # Convert our spec string into a Version
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501 spec_version = Version(spec)
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502
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503 # If the specifier does not have a local segment, then we want to
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504 # act as if the prospective version also does not have a local
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505 # segment.
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506 if not spec_version.local:
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507 prospective = Version(prospective.public)
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508
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509 return prospective == spec_version
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510
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511 @_require_version_compare
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512 def _compare_not_equal(self, prospective, spec):
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513 # type: (ParsedVersion, str) -> bool
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514 return not self._compare_equal(prospective, spec)
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515
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516 @_require_version_compare
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517 def _compare_less_than_equal(self, prospective, spec):
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518 # type: (ParsedVersion, str) -> bool
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519
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520 # NB: Local version identifiers are NOT permitted in the version
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
521 # specifier, so local version labels can be universally removed from
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
522 # the prospective version.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
523 return Version(prospective.public) <= Version(spec)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
524
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
525 @_require_version_compare
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
526 def _compare_greater_than_equal(self, prospective, spec):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
527 # type: (ParsedVersion, str) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
528
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
529 # NB: Local version identifiers are NOT permitted in the version
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
530 # specifier, so local version labels can be universally removed from
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
531 # the prospective version.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
532 return Version(prospective.public) >= Version(spec)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
533
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
534 @_require_version_compare
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
535 def _compare_less_than(self, prospective, spec_str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
536 # type: (ParsedVersion, str) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
537
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
538 # Convert our spec to a Version instance, since we'll want to work with
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
539 # it as a version.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
540 spec = Version(spec_str)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
541
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
542 # Check to see if the prospective version is less than the spec
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
543 # version. If it's not we can short circuit and just return False now
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
544 # instead of doing extra unneeded work.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
545 if not prospective < spec:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
546 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
547
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
548 # This special case is here so that, unless the specifier itself
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
549 # includes is a pre-release version, that we do not accept pre-release
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
550 # versions for the version mentioned in the specifier (e.g. <3.1 should
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
551 # not match 3.1.dev0, but should match 3.0.dev0).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
552 if not spec.is_prerelease and prospective.is_prerelease:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
553 if Version(prospective.base_version) == Version(spec.base_version):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
554 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
555
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
556 # If we've gotten to here, it means that prospective version is both
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
557 # less than the spec version *and* it's not a pre-release of the same
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
558 # version in the spec.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
559 return True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
560
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
561 @_require_version_compare
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
562 def _compare_greater_than(self, prospective, spec_str):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
563 # type: (ParsedVersion, str) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
564
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
565 # Convert our spec to a Version instance, since we'll want to work with
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
566 # it as a version.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
567 spec = Version(spec_str)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
568
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
569 # Check to see if the prospective version is greater than the spec
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
570 # version. If it's not we can short circuit and just return False now
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
571 # instead of doing extra unneeded work.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
572 if not prospective > spec:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
573 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
574
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
575 # This special case is here so that, unless the specifier itself
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
576 # includes is a post-release version, that we do not accept
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
577 # post-release versions for the version mentioned in the specifier
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
578 # (e.g. >3.1 should not match 3.0.post0, but should match 3.2.post0).
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
579 if not spec.is_postrelease and prospective.is_postrelease:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
580 if Version(prospective.base_version) == Version(spec.base_version):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
581 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
582
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
583 # Ensure that we do not allow a local version of the version mentioned
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
584 # in the specifier, which is technically greater than, to match.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
585 if prospective.local is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
586 if Version(prospective.base_version) == Version(spec.base_version):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
587 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
588
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
589 # If we've gotten to here, it means that prospective version is both
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
590 # greater than the spec version *and* it's not a pre-release of the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
591 # same version in the spec.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
592 return True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
593
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
594 def _compare_arbitrary(self, prospective, spec):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
595 # type: (Version, str) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
596 return str(prospective).lower() == str(spec).lower()
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
597
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
598 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
599 def prereleases(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
600 # type: () -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
601
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
602 # If there is an explicit prereleases set for this, then we'll just
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
603 # blindly use that.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
604 if self._prereleases is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
605 return self._prereleases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
606
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
607 # Look at all of our specifiers and determine if they are inclusive
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
608 # operators, and if they are if they are including an explicit
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
609 # prerelease.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
610 operator, version = self._spec
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
611 if operator in ["==", ">=", "<=", "~=", "==="]:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
612 # The == specifier can include a trailing .*, if it does we
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
613 # want to remove before parsing.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
614 if operator == "==" and version.endswith(".*"):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
615 version = version[:-2]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
616
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
617 # Parse the version, and if it is a pre-release than this
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
618 # specifier allows pre-releases.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
619 if parse(version).is_prerelease:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
620 return True
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
621
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
622 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
623
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
624 @prereleases.setter
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
625 def prereleases(self, value):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
626 # type: (bool) -> None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
627 self._prereleases = value
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
628
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
629
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
630 _prefix_regex = re.compile(r"^([0-9]+)((?:a|b|c|rc)[0-9]+)$")
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
631
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
632
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
633 def _version_split(version):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
634 # type: (str) -> List[str]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
635 result = [] # type: List[str]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
636 for item in version.split("."):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
637 match = _prefix_regex.search(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
638 if match:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
639 result.extend(match.groups())
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
640 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
641 result.append(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
642 return result
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
643
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
644
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
645 def _pad_version(left, right):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
646 # type: (List[str], List[str]) -> Tuple[List[str], List[str]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
647 left_split, right_split = [], []
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
648
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parents:
diff changeset
649 # Get the release segment of our versions
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diff changeset
650 left_split.append(list(itertools.takewhile(lambda x: x.isdigit(), left)))
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651 right_split.append(list(itertools.takewhile(lambda x: x.isdigit(), right)))
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652
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
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653 # Get the rest of our versions
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diff changeset
654 left_split.append(left[len(left_split[0]) :])
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655 right_split.append(right[len(right_split[0]) :])
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656
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
657 # Insert our padding
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diff changeset
658 left_split.insert(1, ["0"] * max(0, len(right_split[0]) - len(left_split[0])))
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diff changeset
659 right_split.insert(1, ["0"] * max(0, len(left_split[0]) - len(right_split[0])))
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diff changeset
660
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diff changeset
661 return (list(itertools.chain(*left_split)), list(itertools.chain(*right_split)))
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662
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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663
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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664 class SpecifierSet(BaseSpecifier):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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665 def __init__(self, specifiers="", prereleases=None):
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diff changeset
666 # type: (str, Optional[bool]) -> None
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diff changeset
667
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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668 # Split on , to break each individual specifier into it's own item, and
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
669 # strip each item to remove leading/trailing whitespace.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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670 split_specifiers = [s.strip() for s in specifiers.split(",") if s.strip()]
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diff changeset
671
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672 # Parsed each individual specifier, attempting first to make it a
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
673 # Specifier and falling back to a LegacySpecifier.
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674 parsed = set()
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675 for specifier in split_specifiers:
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diff changeset
676 try:
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677 parsed.add(Specifier(specifier))
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678 except InvalidSpecifier:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
679 parsed.add(LegacySpecifier(specifier))
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diff changeset
680
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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681 # Turn our parsed specifiers into a frozen set and save them for later.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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682 self._specs = frozenset(parsed)
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diff changeset
683
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
684 # Store our prereleases value so we can use it later to determine if
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
685 # we accept prereleases or not.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
686 self._prereleases = prereleases
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687
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688 def __repr__(self):
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diff changeset
689 # type: () -> str
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diff changeset
690 pre = (
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691 ", prereleases={0!r}".format(self.prereleases)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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692 if self._prereleases is not None
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693 else ""
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694 )
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695
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696 return "<SpecifierSet({0!r}{1})>".format(str(self), pre)
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diff changeset
697
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698 def __str__(self):
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diff changeset
699 # type: () -> str
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
700 return ",".join(sorted(str(s) for s in self._specs))
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701
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702 def __hash__(self):
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diff changeset
703 # type: () -> int
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diff changeset
704 return hash(self._specs)
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diff changeset
705
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706 def __and__(self, other):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
707 # type: (Union[SpecifierSet, str]) -> SpecifierSet
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guerler
parents:
diff changeset
708 if isinstance(other, string_types):
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diff changeset
709 other = SpecifierSet(other)
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710 elif not isinstance(other, SpecifierSet):
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diff changeset
711 return NotImplemented
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diff changeset
712
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713 specifier = SpecifierSet()
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diff changeset
714 specifier._specs = frozenset(self._specs | other._specs)
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diff changeset
715
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diff changeset
716 if self._prereleases is None and other._prereleases is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
717 specifier._prereleases = other._prereleases
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parents:
diff changeset
718 elif self._prereleases is not None and other._prereleases is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
719 specifier._prereleases = self._prereleases
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guerler
parents:
diff changeset
720 elif self._prereleases == other._prereleases:
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guerler
parents:
diff changeset
721 specifier._prereleases = self._prereleases
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diff changeset
722 else:
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guerler
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diff changeset
723 raise ValueError(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
724 "Cannot combine SpecifierSets with True and False prerelease "
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
725 "overrides."
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
726 )
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
727
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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728 return specifier
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
729
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guerler
parents:
diff changeset
730 def __eq__(self, other):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
731 # type: (object) -> bool
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diff changeset
732 if isinstance(other, (string_types, _IndividualSpecifier)):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
733 other = SpecifierSet(str(other))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
734 elif not isinstance(other, SpecifierSet):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
735 return NotImplemented
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
736
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diff changeset
737 return self._specs == other._specs
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
738
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
739 def __ne__(self, other):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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parents:
diff changeset
740 # type: (object) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
741 if isinstance(other, (string_types, _IndividualSpecifier)):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
742 other = SpecifierSet(str(other))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
743 elif not isinstance(other, SpecifierSet):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
744 return NotImplemented
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
745
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
746 return self._specs != other._specs
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guerler
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diff changeset
747
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
748 def __len__(self):
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diff changeset
749 # type: () -> int
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
750 return len(self._specs)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
751
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
752 def __iter__(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
753 # type: () -> Iterator[FrozenSet[_IndividualSpecifier]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
754 return iter(self._specs)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
755
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
756 @property
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
757 def prereleases(self):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
758 # type: () -> Optional[bool]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
759
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
760 # If we have been given an explicit prerelease modifier, then we'll
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
761 # pass that through here.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
762 if self._prereleases is not None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
763 return self._prereleases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
764
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
765 # If we don't have any specifiers, and we don't have a forced value,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
766 # then we'll just return None since we don't know if this should have
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
767 # pre-releases or not.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
768 if not self._specs:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
769 return None
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
770
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
771 # Otherwise we'll see if any of the given specifiers accept
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
772 # prereleases, if any of them do we'll return True, otherwise False.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
773 return any(s.prereleases for s in self._specs)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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diff changeset
774
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
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775 @prereleases.setter
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
776 def prereleases(self, value):
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parents:
diff changeset
777 # type: (bool) -> None
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diff changeset
778 self._prereleases = value
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parents:
diff changeset
779
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guerler
parents:
diff changeset
780 def __contains__(self, item):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
781 # type: (Union[ParsedVersion, str]) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
782 return self.contains(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
783
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
784 def contains(self, item, prereleases=None):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
785 # type: (Union[ParsedVersion, str], Optional[bool]) -> bool
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
786
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
787 # Ensure that our item is a Version or LegacyVersion instance.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
788 if not isinstance(item, (LegacyVersion, Version)):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
789 item = parse(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
790
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
791 # Determine if we're forcing a prerelease or not, if we're not forcing
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
792 # one for this particular filter call, then we'll use whatever the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
793 # SpecifierSet thinks for whether or not we should support prereleases.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
794 if prereleases is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
795 prereleases = self.prereleases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
796
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
797 # We can determine if we're going to allow pre-releases by looking to
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
798 # see if any of the underlying items supports them. If none of them do
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
799 # and this item is a pre-release then we do not allow it and we can
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
800 # short circuit that here.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
801 # Note: This means that 1.0.dev1 would not be contained in something
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
802 # like >=1.0.devabc however it would be in >=1.0.debabc,>0.0.dev0
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
803 if not prereleases and item.is_prerelease:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
804 return False
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
805
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
806 # We simply dispatch to the underlying specs here to make sure that the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
807 # given version is contained within all of them.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
808 # Note: This use of all() here means that an empty set of specifiers
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
809 # will always return True, this is an explicit design decision.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
810 return all(s.contains(item, prereleases=prereleases) for s in self._specs)
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guerler
parents:
diff changeset
811
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guerler
parents:
diff changeset
812 def filter(
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
813 self,
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
814 iterable, # type: Iterable[Union[ParsedVersion, str]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
815 prereleases=None, # type: Optional[bool]
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guerler
parents:
diff changeset
816 ):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
817 # type: (...) -> Iterable[Union[ParsedVersion, str]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
818
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
819 # Determine if we're forcing a prerelease or not, if we're not forcing
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
820 # one for this particular filter call, then we'll use whatever the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
821 # SpecifierSet thinks for whether or not we should support prereleases.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
822 if prereleases is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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diff changeset
823 prereleases = self.prereleases
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guerler
parents:
diff changeset
824
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guerler
parents:
diff changeset
825 # If we have any specifiers, then we want to wrap our iterable in the
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
826 # filter method for each one, this will act as a logical AND amongst
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
827 # each specifier.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
828 if self._specs:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
829 for spec in self._specs:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
830 iterable = spec.filter(iterable, prereleases=bool(prereleases))
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
831 return iterable
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
832 # If we do not have any specifiers, then we need to have a rough filter
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
833 # which will filter out any pre-releases, unless there are no final
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
834 # releases, and which will filter out LegacyVersion in general.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
835 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
836 filtered = [] # type: List[Union[ParsedVersion, str]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
837 found_prereleases = [] # type: List[Union[ParsedVersion, str]]
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
838
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
839 for item in iterable:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
840 # Ensure that we some kind of Version class for this item.
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
841 if not isinstance(item, (LegacyVersion, Version)):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
842 parsed_version = parse(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
843 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
844 parsed_version = item
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
845
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
846 # Filter out any item which is parsed as a LegacyVersion
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
847 if isinstance(parsed_version, LegacyVersion):
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
848 continue
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
849
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
850 # Store any item which is a pre-release for later unless we've
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
851 # already found a final version or we are accepting prereleases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
852 if parsed_version.is_prerelease and not prereleases:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
853 if not filtered:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
854 found_prereleases.append(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
855 else:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
856 filtered.append(item)
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
857
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
858 # If we've found no items except for pre-releases, then we'll go
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
859 # ahead and use the pre-releases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
860 if not filtered and found_prereleases and prereleases is None:
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
861 return found_prereleases
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
862
56ad4e20f292 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
guerler
parents:
diff changeset
863 return filtered