+ 2j Rt^RIHt^RIt^RIHt^RIHtH t ^RI H t ^RI H t Ht^RIt^RIHt^RIHtHt^R IHtHt] 'd^R IHt.R#Ot]!R R 04tRRltRRlt]!RR04tR$t RRlt!] !RR7RRl4t"] !RR7RRl4t#] !RR7RRl4t$]!R R 44t%R!R"lt&R#)%aUMinimal METADATA parser for nab-python. Extracts only the fields needed for dependency resolution from PEP 566/643 METADATA files (RFC 822 format). Lighter than :class:`packaging.metadata.Metadata` (no validation pass) and reuses :class:`packaging.requirements.Requirement` parsing through an LRU cache so repeated dep strings parse once. ) annotationsN)suppress) dataclassfield) lru_cache) TYPE_CHECKINGAny) Requirement)InvalidSpecifier SpecifierSet)InvalidVersionVersion)Marker WheelMetadata dependencieszoptional-dependenciesc V^8dQhRRRR/#)textstrreturnzdict[str, Any] | None)formats"^/home/user/billing-ledger-validation/.venv/lib/python3.14/site-packages/nab_python/metadata.py __annotate__r,sc&;c\P!V4pTPR4p\ T\ 4'gR#TPR4p\ T\ 4'd?TUu0uFp\ T\4'gKTkK pp\T,'dR#T# \PdR#i;iuupi)a+Return the ``[project]`` table when it can be trusted as static. Returns ``None`` when the TOML cannot be parsed, the ``[project]`` table is missing or malformed, or ``project.dynamic`` includes ``dependencies`` / ``optional-dependencies`` (in which case the static reader can not provide either). Nprojectdynamic) tomliloadsTOMLDecodeErrorget isinstancedictlistr_DYNAMIC_FIELD_BLOCKERS)rdatar dynamic_rawd dynamic_sets& rload_static_projectr*,s{{4 hhy!G gt $ $++i(K+t$$"-D+QAs1Cqq+ D "[ 0 0 N  EsB(,C C(CCc V^8dQhRRRR/#)r specifier_setr rNoner)rs"rrrDs77|77rcVFopVPR8Xd8\\4;_uu_4\VP4RRR4KK\VPP R44Kq R# +'giK;i)aConvert every clause's version, raising when one will not parse. A :class:`SpecifierSet` keeps its clause versions as strings and converts them only when something compares against it, so a digit run past CPython's int-from-string limit is accepted here and raises a bare ``ValueError`` from the comparison much later. An arbitrary equality (``===``) literal need not be a PEP 440 version, so only a failure other than :class:`InvalidVersion` rejects one. z===Nz.*)operatorrr r version removesuffix)r,clauses& rvalidate_specifier_versionsr3Ds\  ??e #.))'*) FNN//5 6  )))s A88 B z requires-distzprovides-extrac V^8dQhRRRR/#)rmetadatarrboolr)rs"rrr`s66}66rcVPfR#RVPPR4R,4wrY3\8dR#\TP ,'*# \dR#i;i)aReturn True when a distribution's dependency fields are final. Per :pep:`643` the values are trustworthy only at Metadata-Version 2.2 or later with no dependency field marked ``Dynamic``. Below 2.2 an sdist's declared dependencies may change when it is built. Fc38"TFp\V4xK R#5iN)int).0ps& r +metadata_deps_are_static..jsQ(P1A(Ps.:NrN)metadata_versionsplit ValueError_MIN_STATIC_METADATA_VERSIONDEPENDENCY_FIELDSr)r5majorminors& rmetadata_deps_are_staticrG`sr  (Q(A(A(G(G(LR(PQ  ~44!H$4$44 55 s+A'' A65A6i )maxsizec V^8dQhRRRR/#)rmarkerrrr)rs"rrrss  6 f rcV#)a Return a shared :class:`Marker` for an equal marker expression. ``Marker`` hashes and compares by its text, so a single marker like ``extra == "test"`` recurs across hundreds of distinct dep strings (``pytest; extra == "test"``, ``coverage; extra == "test"``, ...), each parsing to its own object. The provider caches marker evaluation by ``id(marker)``, so sharing one object per distinct expression lets that cache hit across every candidate instead of re-evaluating the same expression per dep. Markers are read-only, so sharing is safe. r)rJs&r_intern_markerrLrs  Mri@c V^8dQhRRRR/#)rreq_strrrr r)rs"rrrs  s { rcl\V4pVPe\VP4VnV#)aCache ``Requirement(req_str)`` parsing across wheel metadata. 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Sharing the parsed object saves the PEP 440 regex walk on every duplicate. ``Version`` is immutable in ``packaging``, so the shared instance is safe. )r )rSs&rintern_versionrUs ; rc]tRt^t$RtR]R&R]R&RtR]R&]!]R 7t R ]R &]!]R 7t R ]R &Rt R]R&]!] R 7t R]R&RtR#)rz+Parsed fields from a wheel's METADATA file.rnamer r0NzSpecifierSet | Nonerequires_python)default_factoryzlist[Requirement] requires_distz list[str]provides_extraz str | Noner@zfrozenset[str]rr)__name__ __module__ __qualname____firstlineno____doc____annotations__rXrr$rZr[r@ frozensetr__static_attributes__rrrrrsT5 I +/O(/',T'BM$B %d ;NI;#'j'#I>G^>rc V^8dQhRRRR/#)rr&z str | bytesrrr)rs"rrrs6666rc \V\4'dVPR4p\PP 4P V4pVPR4pVfRp\V4hVP4pVPR4pVfRp\V4hVPR4pRpV'd \V4pVPR 4;'g.Uu.uFp\V4NK p pVPR 4;'g.U u.uFqP4NK p p VPR 4p \RVPR4;'g.44p \V\!V4VV V V V R7# \dpRT R T R T: 2p\T4ThRp?ii;iuupiuup i)zBParse a METADATA file and return the fields needed for resolution.zutf-8NameNz$METADATA missing required Name fieldr z'METADATA missing required Version fieldzRequires-Pythonz METADATA for z==z! has an invalid Requires-Python: z Requires-DistzProvides-ExtrazMetadata-Versionc3\"TF"qP4P4xK$ R#5ir9)striplower)r;r(s& rr=!parse_metadata..s P3Oa ))3Os*,Dynamic)rWr0rXrZr[r@r)r"bytesdecodeemailparserParserparsestrr!rBrhr r get_allrQrbrrU)r&msgrWerrrSrequires_python_strrXexcrrZer[r@rs& rparse_metadatarys${{7# ,,    ( ( .C 776?D |4o ::?O/2kk/.J.P.Pb.P.P!!$.P*-5E)F)L)L")LM)LAggi)LNMww12P3;;y3I3O3OR3OPPG  {+'#%) -  +  vR }5$$7#:< S/s * +Ns$ F-F< G F9F44F9)rDrrUr*rGryr3)rr)'r` __future__r email.parserrn contextlibr dataclassesrr functoolsrtypingrrr_vendor.packaging.requirementsr _vendor.packaging.specifiersr r _vendor.packaging.versionr r _vendor.packaging.markersr__all__rbr%r*r3rDrCrGrLrQrUrryrrrrs#(% 7H>1 $^5L$MN07*0@AB &6$ 4   5   5      ? ?  ?6r