\d dZddlZddlZddlZejdejZejdZejdZ dZ ej ej ej ejejejdZGdd Zdad ZdS) zBModule for parsing and testing package version predicate strings. Nz'(?i)^\s*([a-z_]\w*(?:\.[a-z_]\w*)*)(.*)z^\s*\((.*)\)\s*$z%^\s*(<=|>=|<|>|!=|==)\s*([^\s,]+)\s*$ct|}|std|z|\}}|tj|fS)zVParse a single version comparison. Return (comparison string, StrictVersion) z"bad package restriction syntax: %r)re_splitComparisonmatch ValueErrorgroups distutilsversion StrictVersion)predrescompverStrs +..\python\lib\distutils\versionpredicate.pysplitUprsa  " "4 ( (C F=DEEE::<z>=z!=c$eZdZdZdZdZdZdS)VersionPredicateaParse and test package version predicates. >>> v = VersionPredicate('pyepat.abc (>1.0, <3333.3a1, !=1555.1b3)') The `name` attribute provides the full dotted name that is given:: >>> v.name 'pyepat.abc' The str() of a `VersionPredicate` provides a normalized human-readable version of the expression:: >>> print(v) pyepat.abc (> 1.0, < 3333.3a1, != 1555.1b3) The `satisfied_by()` method can be used to determine with a given version number is included in the set described by the version restrictions:: >>> v.satisfied_by('1.1') True >>> v.satisfied_by('1.4') True >>> v.satisfied_by('1.0') False >>> v.satisfied_by('4444.4') False >>> v.satisfied_by('1555.1b3') False `VersionPredicate` is flexible in accepting extra whitespace:: >>> v = VersionPredicate(' pat( == 0.1 ) ') >>> v.name 'pat' >>> v.satisfied_by('0.1') True >>> v.satisfied_by('0.2') False If any version numbers passed in do not conform to the restrictions of `StrictVersion`, a `ValueError` is raised:: >>> v = VersionPredicate('p1.p2.p3.p4(>=1.0, <=1.3a1, !=1.2zb3)') Traceback (most recent call last): ... ValueError: invalid version number '1.2zb3' It the module or package name given does not conform to what's allowed as a legal module or package name, `ValueError` is raised:: >>> v = VersionPredicate('foo-bar') Traceback (most recent call last): ... ValueError: expected parenthesized list: '-bar' >>> v = VersionPredicate('foo bar (12.21)') Traceback (most recent call last): ... ValueError: expected parenthesized list: 'bar (12.21)' c,|}|stdt|}|std|z|\|_}|}|rt |}|std|z|d}d|dD|_|jstd|zdSg|_dS) z*Parse a version predicate string. zempty package restrictionzbad package name in %rzexpected parenthesized list: %rrc,g|]}t|S)r).0aPreds r z-VersionPredicate.__init__..tsDDDEDDDr,zempty parenthesized list in %rN) striprre_validPackagerrnamere_parensplitr )selfversionPredicateStrrparenstrs r__init__zVersionPredicate.__init__`s%27799" :899 9%%&9:: M58KKLL L <<>> 5   NN5))E L !BU!JKKK,,..#CDDSYYs^^DDDDI9 8 !A#6"7888 8 8DIIIrc|jr4d|jD}|jdzd|zdzS|jS)Nc>g|]\}}|dzt|zS) )r%)rcondvers rrz,VersionPredicate.__str__..}s+DDDYT34#:C(DDDrz (z, ))r rjoin)r"seqs r__str__zVersionPredicate.__str__{sJ 9 DD$)DDDC9t#diinn4s: :9 rcR|jD]\}}t|||sdSdS)zTrue if version is compatible with all the predicates in self. The parameter version must be acceptable to the StrictVersion constructor. It may be either a string or StrictVersion. FT)r compmap)r"r r*r+s r satisfied_byzVersionPredicate.satisfied_bys@   ID#4=#.. uu trN)__name__ __module__ __qualname____doc__r&r/r2rrrrrsL>>@6rrcpttjdtja|}t|}|st d|z|dpd}|rtj |}|d|fS)a9Return the name and optional version number of a provision. The version number, if given, will be returned as a `StrictVersion` instance, otherwise it will be `None`. >>> split_provision('mypkg') ('mypkg', None) >>> split_provision(' mypkg( 1.2 ) ') ('mypkg', StrictVersion ('1.2')) Nz=([a-zA-Z_]\w*(?:\.[a-zA-Z_]\w*)*)(?:\s*\(\s*([^)\s]+)\s*\))?$z"illegal provides specification: %r) _provision_rxrecompileASCIIrrrgrouprr r )valuemr+s rsplit_provisionrAs L H  KKMMEE""A G=EFFF ''!** C 3--c22 771::s?r)r6r;distutils.versionroperatorr<r=rr rrltleeqgtgener1rr:rArrrrJs "*GH 2:) * *RZ HII ; ; ; 8;hk 8;hk C Ckkkkkkkk\ r