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author | S. Solomon Darnell | 2025-03-28 21:52:21 -0500 |
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committer | S. Solomon Darnell | 2025-03-28 21:52:21 -0500 |
commit | 4a52a71956a8d46fcb7294ac71734504bb09bcc2 (patch) | |
tree | ee3dc5af3b6313e921cd920906356f5d4febc4ed /.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata | |
parent | cc961e04ba734dd72309fb548a2f97d67d578813 (diff) | |
download | gn-ai-master.tar.gz |
Diffstat (limited to '.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata')
13 files changed, 1675 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/__init__.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/__init__.py new file mode 100644 index 00000000..ed481355 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/__init__.py @@ -0,0 +1,1083 @@ +from __future__ import annotations + +import os +import re +import abc +import sys +import json +import zipp +import email +import types +import inspect +import pathlib +import operator +import textwrap +import functools +import itertools +import posixpath +import collections + +from . import _meta +from .compat import py39, py311 +from ._collections import FreezableDefaultDict, Pair +from ._compat import ( + NullFinder, + install, +) +from ._functools import method_cache, pass_none +from ._itertools import always_iterable, unique_everseen +from ._meta import PackageMetadata, SimplePath + +from contextlib import suppress +from importlib import import_module +from importlib.abc import MetaPathFinder +from itertools import starmap +from typing import Any, Iterable, List, Mapping, Match, Optional, Set, cast + +__all__ = [ + 'Distribution', + 'DistributionFinder', + 'PackageMetadata', + 'PackageNotFoundError', + 'distribution', + 'distributions', + 'entry_points', + 'files', + 'metadata', + 'packages_distributions', + 'requires', + 'version', +] + + +class PackageNotFoundError(ModuleNotFoundError): + """The package was not found.""" + + def __str__(self) -> str: + return f"No package metadata was found for {self.name}" + + @property + def name(self) -> str: # type: ignore[override] + (name,) = self.args + return name + + +class Sectioned: + """ + A simple entry point config parser for performance + + >>> for item in Sectioned.read(Sectioned._sample): + ... print(item) + Pair(name='sec1', value='# comments ignored') + Pair(name='sec1', value='a = 1') + Pair(name='sec1', value='b = 2') + Pair(name='sec2', value='a = 2') + + >>> res = Sectioned.section_pairs(Sectioned._sample) + >>> item = next(res) + >>> item.name + 'sec1' + >>> item.value + Pair(name='a', value='1') + >>> item = next(res) + >>> item.value + Pair(name='b', value='2') + >>> item = next(res) + >>> item.name + 'sec2' + >>> item.value + Pair(name='a', value='2') + >>> list(res) + [] + """ + + _sample = textwrap.dedent( + """ + [sec1] + # comments ignored + a = 1 + b = 2 + + [sec2] + a = 2 + """ + ).lstrip() + + @classmethod + def section_pairs(cls, text): + return ( + section._replace(value=Pair.parse(section.value)) + for section in cls.read(text, filter_=cls.valid) + if section.name is not None + ) + + @staticmethod + def read(text, filter_=None): + lines = filter(filter_, map(str.strip, text.splitlines())) + name = None + for value in lines: + section_match = value.startswith('[') and value.endswith(']') + if section_match: + name = value.strip('[]') + continue + yield Pair(name, value) + + @staticmethod + def valid(line: str): + return line and not line.startswith('#') + + +class EntryPoint: + """An entry point as defined by Python packaging conventions. + + See `the packaging docs on entry points + <https://packaging.python.org/specifications/entry-points/>`_ + for more information. + + >>> ep = EntryPoint( + ... name=None, group=None, value='package.module:attr [extra1, extra2]') + >>> ep.module + 'package.module' + >>> ep.attr + 'attr' + >>> ep.extras + ['extra1', 'extra2'] + """ + + pattern = re.compile( + r'(?P<module>[\w.]+)\s*' + r'(:\s*(?P<attr>[\w.]+)\s*)?' + r'((?P<extras>\[.*\])\s*)?$' + ) + """ + A regular expression describing the syntax for an entry point, + which might look like: + + - module + - package.module + - package.module:attribute + - package.module:object.attribute + - package.module:attr [extra1, extra2] + + Other combinations are possible as well. + + The expression is lenient about whitespace around the ':', + following the attr, and following any extras. + """ + + name: str + value: str + group: str + + dist: Optional[Distribution] = None + + def __init__(self, name: str, value: str, group: str) -> None: + vars(self).update(name=name, value=value, group=group) + + def load(self) -> Any: + """Load the entry point from its definition. If only a module + is indicated by the value, return that module. Otherwise, + return the named object. + """ + match = cast(Match, self.pattern.match(self.value)) + module = import_module(match.group('module')) + attrs = filter(None, (match.group('attr') or '').split('.')) + return functools.reduce(getattr, attrs, module) + + @property + def module(self) -> str: + match = self.pattern.match(self.value) + assert match is not None + return match.group('module') + + @property + def attr(self) -> str: + match = self.pattern.match(self.value) + assert match is not None + return match.group('attr') + + @property + def extras(self) -> List[str]: + match = self.pattern.match(self.value) + assert match is not None + return re.findall(r'\w+', match.group('extras') or '') + + def _for(self, dist): + vars(self).update(dist=dist) + return self + + def matches(self, **params): + """ + EntryPoint matches the given parameters. + + >>> ep = EntryPoint(group='foo', name='bar', value='bing:bong [extra1, extra2]') + >>> ep.matches(group='foo') + True + >>> ep.matches(name='bar', value='bing:bong [extra1, extra2]') + True + >>> ep.matches(group='foo', name='other') + False + >>> ep.matches() + True + >>> ep.matches(extras=['extra1', 'extra2']) + True + >>> ep.matches(module='bing') + True + >>> ep.matches(attr='bong') + True + """ + attrs = (getattr(self, param) for param in params) + return all(map(operator.eq, params.values(), attrs)) + + def _key(self): + return self.name, self.value, self.group + + def __lt__(self, other): + return self._key() < other._key() + + def __eq__(self, other): + return self._key() == other._key() + + def __setattr__(self, name, value): + raise AttributeError("EntryPoint objects are immutable.") + + def __repr__(self): + return ( + f'EntryPoint(name={self.name!r}, value={self.value!r}, ' + f'group={self.group!r})' + ) + + def __hash__(self) -> int: + return hash(self._key()) + + +class EntryPoints(tuple): + """ + An immutable collection of selectable EntryPoint objects. + """ + + __slots__ = () + + def __getitem__(self, name: str) -> EntryPoint: # type: ignore[override] + """ + Get the EntryPoint in self matching name. + """ + try: + return next(iter(self.select(name=name))) + except StopIteration: + raise KeyError(name) + + def __repr__(self): + """ + Repr with classname and tuple constructor to + signal that we deviate from regular tuple behavior. + """ + return '%s(%r)' % (self.__class__.__name__, tuple(self)) + + def select(self, **params) -> EntryPoints: + """ + Select entry points from self that match the + given parameters (typically group and/or name). + """ + return EntryPoints(ep for ep in self if py39.ep_matches(ep, **params)) + + @property + def names(self) -> Set[str]: + """ + Return the set of all names of all entry points. + """ + return {ep.name for ep in self} + + @property + def groups(self) -> Set[str]: + """ + Return the set of all groups of all entry points. + """ + return {ep.group for ep in self} + + @classmethod + def _from_text_for(cls, text, dist): + return cls(ep._for(dist) for ep in cls._from_text(text)) + + @staticmethod + def _from_text(text): + return ( + EntryPoint(name=item.value.name, value=item.value.value, group=item.name) + for item in Sectioned.section_pairs(text or '') + ) + + +class PackagePath(pathlib.PurePosixPath): + """A reference to a path in a package""" + + hash: Optional[FileHash] + size: int + dist: Distribution + + def read_text(self, encoding: str = 'utf-8') -> str: # type: ignore[override] + return self.locate().read_text(encoding=encoding) + + def read_binary(self) -> bytes: + return self.locate().read_bytes() + + def locate(self) -> SimplePath: + """Return a path-like object for this path""" + return self.dist.locate_file(self) + + +class FileHash: + def __init__(self, spec: str) -> None: + self.mode, _, self.value = spec.partition('=') + + def __repr__(self) -> str: + return f'<FileHash mode: {self.mode} value: {self.value}>' + + +class Distribution(metaclass=abc.ABCMeta): + """ + An abstract Python distribution package. + + Custom providers may derive from this class and define + the abstract methods to provide a concrete implementation + for their environment. Some providers may opt to override + the default implementation of some properties to bypass + the file-reading mechanism. + """ + + @abc.abstractmethod + def read_text(self, filename) -> Optional[str]: + """Attempt to load metadata file given by the name. + + Python distribution metadata is organized by blobs of text + typically represented as "files" in the metadata directory + (e.g. package-1.0.dist-info). These files include things + like: + + - METADATA: The distribution metadata including fields + like Name and Version and Description. + - entry_points.txt: A series of entry points as defined in + `the entry points spec <https://packaging.python.org/en/latest/specifications/entry-points/#file-format>`_. + - RECORD: A record of files according to + `this recording spec <https://packaging.python.org/en/latest/specifications/recording-installed-packages/#the-record-file>`_. + + A package may provide any set of files, including those + not listed here or none at all. + + :param filename: The name of the file in the distribution info. + :return: The text if found, otherwise None. + """ + + @abc.abstractmethod + def locate_file(self, path: str | os.PathLike[str]) -> SimplePath: + """ + Given a path to a file in this distribution, return a SimplePath + to it. + """ + + @classmethod + def from_name(cls, name: str) -> Distribution: + """Return the Distribution for the given package name. + + :param name: The name of the distribution package to search for. + :return: The Distribution instance (or subclass thereof) for the named + package, if found. + :raises PackageNotFoundError: When the named package's distribution + metadata cannot be found. + :raises ValueError: When an invalid value is supplied for name. + """ + if not name: + raise ValueError("A distribution name is required.") + try: + return next(iter(cls.discover(name=name))) + except StopIteration: + raise PackageNotFoundError(name) + + @classmethod + def discover( + cls, *, context: Optional[DistributionFinder.Context] = None, **kwargs + ) -> Iterable[Distribution]: + """Return an iterable of Distribution objects for all packages. + + Pass a ``context`` or pass keyword arguments for constructing + a context. + + :context: A ``DistributionFinder.Context`` object. + :return: Iterable of Distribution objects for packages matching + the context. + """ + if context and kwargs: + raise ValueError("cannot accept context and kwargs") + context = context or DistributionFinder.Context(**kwargs) + return itertools.chain.from_iterable( + resolver(context) for resolver in cls._discover_resolvers() + ) + + @staticmethod + def at(path: str | os.PathLike[str]) -> Distribution: + """Return a Distribution for the indicated metadata path. + + :param path: a string or path-like object + :return: a concrete Distribution instance for the path + """ + return PathDistribution(pathlib.Path(path)) + + @staticmethod + def _discover_resolvers(): + """Search the meta_path for resolvers (MetadataPathFinders).""" + declared = ( + getattr(finder, 'find_distributions', None) for finder in sys.meta_path + ) + return filter(None, declared) + + @property + def metadata(self) -> _meta.PackageMetadata: + """Return the parsed metadata for this Distribution. + + The returned object will have keys that name the various bits of + metadata per the + `Core metadata specifications <https://packaging.python.org/en/latest/specifications/core-metadata/#core-metadata>`_. + + Custom providers may provide the METADATA file or override this + property. + """ + # deferred for performance (python/cpython#109829) + from . import _adapters + + opt_text = ( + self.read_text('METADATA') + or self.read_text('PKG-INFO') + # This last clause is here to support old egg-info files. Its + # effect is to just end up using the PathDistribution's self._path + # (which points to the egg-info file) attribute unchanged. + or self.read_text('') + ) + text = cast(str, opt_text) + return _adapters.Message(email.message_from_string(text)) + + @property + def name(self) -> str: + """Return the 'Name' metadata for the distribution package.""" + return self.metadata['Name'] + + @property + def _normalized_name(self): + """Return a normalized version of the name.""" + return Prepared.normalize(self.name) + + @property + def version(self) -> str: + """Return the 'Version' metadata for the distribution package.""" + return self.metadata['Version'] + + @property + def entry_points(self) -> EntryPoints: + """ + Return EntryPoints for this distribution. + + Custom providers may provide the ``entry_points.txt`` file + or override this property. + """ + return EntryPoints._from_text_for(self.read_text('entry_points.txt'), self) + + @property + def files(self) -> Optional[List[PackagePath]]: + """Files in this distribution. + + :return: List of PackagePath for this distribution or None + + Result is `None` if the metadata file that enumerates files + (i.e. RECORD for dist-info, or installed-files.txt or + SOURCES.txt for egg-info) is missing. + Result may be empty if the metadata exists but is empty. + + Custom providers are recommended to provide a "RECORD" file (in + ``read_text``) or override this property to allow for callers to be + able to resolve filenames provided by the package. + """ + + def make_file(name, hash=None, size_str=None): + result = PackagePath(name) + result.hash = FileHash(hash) if hash else None + result.size = int(size_str) if size_str else None + result.dist = self + return result + + @pass_none + def make_files(lines): + # Delay csv import, since Distribution.files is not as widely used + # as other parts of importlib.metadata + import csv + + return starmap(make_file, csv.reader(lines)) + + @pass_none + def skip_missing_files(package_paths): + return list(filter(lambda path: path.locate().exists(), package_paths)) + + return skip_missing_files( + make_files( + self._read_files_distinfo() + or self._read_files_egginfo_installed() + or self._read_files_egginfo_sources() + ) + ) + + def _read_files_distinfo(self): + """ + Read the lines of RECORD. + """ + text = self.read_text('RECORD') + return text and text.splitlines() + + def _read_files_egginfo_installed(self): + """ + Read installed-files.txt and return lines in a similar + CSV-parsable format as RECORD: each file must be placed + relative to the site-packages directory and must also be + quoted (since file names can contain literal commas). + + This file is written when the package is installed by pip, + but it might not be written for other installation methods. + Assume the file is accurate if it exists. + """ + text = self.read_text('installed-files.txt') + # Prepend the .egg-info/ subdir to the lines in this file. + # But this subdir is only available from PathDistribution's + # self._path. + subdir = getattr(self, '_path', None) + if not text or not subdir: + return + + paths = ( + py311.relative_fix((subdir / name).resolve()) + .relative_to(self.locate_file('').resolve(), walk_up=True) + .as_posix() + for name in text.splitlines() + ) + return map('"{}"'.format, paths) + + def _read_files_egginfo_sources(self): + """ + Read SOURCES.txt and return lines in a similar CSV-parsable + format as RECORD: each file name must be quoted (since it + might contain literal commas). + + Note that SOURCES.txt is not a reliable source for what + files are installed by a package. This file is generated + for a source archive, and the files that are present + there (e.g. setup.py) may not correctly reflect the files + that are present after the package has been installed. + """ + text = self.read_text('SOURCES.txt') + return text and map('"{}"'.format, text.splitlines()) + + @property + def requires(self) -> Optional[List[str]]: + """Generated requirements specified for this Distribution""" + reqs = self._read_dist_info_reqs() or self._read_egg_info_reqs() + return reqs and list(reqs) + + def _read_dist_info_reqs(self): + return self.metadata.get_all('Requires-Dist') + + def _read_egg_info_reqs(self): + source = self.read_text('requires.txt') + return pass_none(self._deps_from_requires_text)(source) + + @classmethod + def _deps_from_requires_text(cls, source): + return cls._convert_egg_info_reqs_to_simple_reqs(Sectioned.read(source)) + + @staticmethod + def _convert_egg_info_reqs_to_simple_reqs(sections): + """ + Historically, setuptools would solicit and store 'extra' + requirements, including those with environment markers, + in separate sections. More modern tools expect each + dependency to be defined separately, with any relevant + extras and environment markers attached directly to that + requirement. This method converts the former to the + latter. See _test_deps_from_requires_text for an example. + """ + + def make_condition(name): + return name and f'extra == "{name}"' + + def quoted_marker(section): + section = section or '' + extra, sep, markers = section.partition(':') + if extra and markers: + markers = f'({markers})' + conditions = list(filter(None, [markers, make_condition(extra)])) + return '; ' + ' and '.join(conditions) if conditions else '' + + def url_req_space(req): + """ + PEP 508 requires a space between the url_spec and the quoted_marker. + Ref python/importlib_metadata#357. + """ + # '@' is uniquely indicative of a url_req. + return ' ' * ('@' in req) + + for section in sections: + space = url_req_space(section.value) + yield section.value + space + quoted_marker(section.name) + + @property + def origin(self): + return self._load_json('direct_url.json') + + def _load_json(self, filename): + return pass_none(json.loads)( + self.read_text(filename), + object_hook=lambda data: types.SimpleNamespace(**data), + ) + + +class DistributionFinder(MetaPathFinder): + """ + A MetaPathFinder capable of discovering installed distributions. + + Custom providers should implement this interface in order to + supply metadata. + """ + + class Context: + """ + Keyword arguments presented by the caller to + ``distributions()`` or ``Distribution.discover()`` + to narrow the scope of a search for distributions + in all DistributionFinders. + + Each DistributionFinder may expect any parameters + and should attempt to honor the canonical + parameters defined below when appropriate. + + This mechanism gives a custom provider a means to + solicit additional details from the caller beyond + "name" and "path" when searching distributions. + For example, imagine a provider that exposes suites + of packages in either a "public" or "private" ``realm``. + A caller may wish to query only for distributions in + a particular realm and could call + ``distributions(realm="private")`` to signal to the + custom provider to only include distributions from that + realm. + """ + + name = None + """ + Specific name for which a distribution finder should match. + A name of ``None`` matches all distributions. + """ + + def __init__(self, **kwargs): + vars(self).update(kwargs) + + @property + def path(self) -> List[str]: + """ + The sequence of directory path that a distribution finder + should search. + + Typically refers to Python installed package paths such as + "site-packages" directories and defaults to ``sys.path``. + """ + return vars(self).get('path', sys.path) + + @abc.abstractmethod + def find_distributions(self, context=Context()) -> Iterable[Distribution]: + """ + Find distributions. + + Return an iterable of all Distribution instances capable of + loading the metadata for packages matching the ``context``, + a DistributionFinder.Context instance. + """ + + +class FastPath: + """ + Micro-optimized class for searching a root for children. + + Root is a path on the file system that may contain metadata + directories either as natural directories or within a zip file. + + >>> FastPath('').children() + ['...'] + + FastPath objects are cached and recycled for any given root. + + >>> FastPath('foobar') is FastPath('foobar') + True + """ + + @functools.lru_cache() # type: ignore + def __new__(cls, root): + return super().__new__(cls) + + def __init__(self, root): + self.root = root + + def joinpath(self, child): + return pathlib.Path(self.root, child) + + def children(self): + with suppress(Exception): + return os.listdir(self.root or '.') + with suppress(Exception): + return self.zip_children() + return [] + + def zip_children(self): + zip_path = zipp.Path(self.root) + names = zip_path.root.namelist() + self.joinpath = zip_path.joinpath + + return dict.fromkeys(child.split(posixpath.sep, 1)[0] for child in names) + + def search(self, name): + return self.lookup(self.mtime).search(name) + + @property + def mtime(self): + with suppress(OSError): + return os.stat(self.root).st_mtime + self.lookup.cache_clear() + + @method_cache + def lookup(self, mtime): + return Lookup(self) + + +class Lookup: + """ + A micro-optimized class for searching a (fast) path for metadata. + """ + + def __init__(self, path: FastPath): + """ + Calculate all of the children representing metadata. + + From the children in the path, calculate early all of the + children that appear to represent metadata (infos) or legacy + metadata (eggs). + """ + + base = os.path.basename(path.root).lower() + base_is_egg = base.endswith(".egg") + self.infos = FreezableDefaultDict(list) + self.eggs = FreezableDefaultDict(list) + + for child in path.children(): + low = child.lower() + if low.endswith((".dist-info", ".egg-info")): + # rpartition is faster than splitext and suitable for this purpose. + name = low.rpartition(".")[0].partition("-")[0] + normalized = Prepared.normalize(name) + self.infos[normalized].append(path.joinpath(child)) + elif base_is_egg and low == "egg-info": + name = base.rpartition(".")[0].partition("-")[0] + legacy_normalized = Prepared.legacy_normalize(name) + self.eggs[legacy_normalized].append(path.joinpath(child)) + + self.infos.freeze() + self.eggs.freeze() + + def search(self, prepared: Prepared): + """ + Yield all infos and eggs matching the Prepared query. + """ + infos = ( + self.infos[prepared.normalized] + if prepared + else itertools.chain.from_iterable(self.infos.values()) + ) + eggs = ( + self.eggs[prepared.legacy_normalized] + if prepared + else itertools.chain.from_iterable(self.eggs.values()) + ) + return itertools.chain(infos, eggs) + + +class Prepared: + """ + A prepared search query for metadata on a possibly-named package. + + Pre-calculates the normalization to prevent repeated operations. + + >>> none = Prepared(None) + >>> none.normalized + >>> none.legacy_normalized + >>> bool(none) + False + >>> sample = Prepared('Sample__Pkg-name.foo') + >>> sample.normalized + 'sample_pkg_name_foo' + >>> sample.legacy_normalized + 'sample__pkg_name.foo' + >>> bool(sample) + True + """ + + normalized = None + legacy_normalized = None + + def __init__(self, name: Optional[str]): + self.name = name + if name is None: + return + self.normalized = self.normalize(name) + self.legacy_normalized = self.legacy_normalize(name) + + @staticmethod + def normalize(name): + """ + PEP 503 normalization plus dashes as underscores. + """ + return re.sub(r"[-_.]+", "-", name).lower().replace('-', '_') + + @staticmethod + def legacy_normalize(name): + """ + Normalize the package name as found in the convention in + older packaging tools versions and specs. + """ + return name.lower().replace('-', '_') + + def __bool__(self): + return bool(self.name) + + +@install +class MetadataPathFinder(NullFinder, DistributionFinder): + """A degenerate finder for distribution packages on the file system. + + This finder supplies only a find_distributions() method for versions + of Python that do not have a PathFinder find_distributions(). + """ + + @classmethod + def find_distributions( + cls, context=DistributionFinder.Context() + ) -> Iterable[PathDistribution]: + """ + Find distributions. + + Return an iterable of all Distribution instances capable of + loading the metadata for packages matching ``context.name`` + (or all names if ``None`` indicated) along the paths in the list + of directories ``context.path``. + """ + found = cls._search_paths(context.name, context.path) + return map(PathDistribution, found) + + @classmethod + def _search_paths(cls, name, paths): + """Find metadata directories in paths heuristically.""" + prepared = Prepared(name) + return itertools.chain.from_iterable( + path.search(prepared) for path in map(FastPath, paths) + ) + + @classmethod + def invalidate_caches(cls) -> None: + FastPath.__new__.cache_clear() + + +class PathDistribution(Distribution): + def __init__(self, path: SimplePath) -> None: + """Construct a distribution. + + :param path: SimplePath indicating the metadata directory. + """ + self._path = path + + def read_text(self, filename: str | os.PathLike[str]) -> Optional[str]: + with suppress( + FileNotFoundError, + IsADirectoryError, + KeyError, + NotADirectoryError, + PermissionError, + ): + return self._path.joinpath(filename).read_text(encoding='utf-8') + + return None + + read_text.__doc__ = Distribution.read_text.__doc__ + + def locate_file(self, path: str | os.PathLike[str]) -> SimplePath: + return self._path.parent / path + + @property + def _normalized_name(self): + """ + Performance optimization: where possible, resolve the + normalized name from the file system path. + """ + stem = os.path.basename(str(self._path)) + return ( + pass_none(Prepared.normalize)(self._name_from_stem(stem)) + or super()._normalized_name + ) + + @staticmethod + def _name_from_stem(stem): + """ + >>> PathDistribution._name_from_stem('foo-3.0.egg-info') + 'foo' + >>> PathDistribution._name_from_stem('CherryPy-3.0.dist-info') + 'CherryPy' + >>> PathDistribution._name_from_stem('face.egg-info') + 'face' + >>> PathDistribution._name_from_stem('foo.bar') + """ + filename, ext = os.path.splitext(stem) + if ext not in ('.dist-info', '.egg-info'): + return + name, sep, rest = filename.partition('-') + return name + + +def distribution(distribution_name: str) -> Distribution: + """Get the ``Distribution`` instance for the named package. + + :param distribution_name: The name of the distribution package as a string. + :return: A ``Distribution`` instance (or subclass thereof). + """ + return Distribution.from_name(distribution_name) + + +def distributions(**kwargs) -> Iterable[Distribution]: + """Get all ``Distribution`` instances in the current environment. + + :return: An iterable of ``Distribution`` instances. + """ + return Distribution.discover(**kwargs) + + +def metadata(distribution_name: str) -> _meta.PackageMetadata: + """Get the metadata for the named package. + + :param distribution_name: The name of the distribution package to query. + :return: A PackageMetadata containing the parsed metadata. + """ + return Distribution.from_name(distribution_name).metadata + + +def version(distribution_name: str) -> str: + """Get the version string for the named package. + + :param distribution_name: The name of the distribution package to query. + :return: The version string for the package as defined in the package's + "Version" metadata key. + """ + return distribution(distribution_name).version + + +_unique = functools.partial( + unique_everseen, + key=py39.normalized_name, +) +""" +Wrapper for ``distributions`` to return unique distributions by name. +""" + + +def entry_points(**params) -> EntryPoints: + """Return EntryPoint objects for all installed packages. + + Pass selection parameters (group or name) to filter the + result to entry points matching those properties (see + EntryPoints.select()). + + :return: EntryPoints for all installed packages. + """ + eps = itertools.chain.from_iterable( + dist.entry_points for dist in _unique(distributions()) + ) + return EntryPoints(eps).select(**params) + + +def files(distribution_name: str) -> Optional[List[PackagePath]]: + """Return a list of files for the named package. + + :param distribution_name: The name of the distribution package to query. + :return: List of files composing the distribution. + """ + return distribution(distribution_name).files + + +def requires(distribution_name: str) -> Optional[List[str]]: + """ + Return a list of requirements for the named package. + + :return: An iterable of requirements, suitable for + packaging.requirement.Requirement. + """ + return distribution(distribution_name).requires + + +def packages_distributions() -> Mapping[str, List[str]]: + """ + Return a mapping of top-level packages to their + distributions. + + >>> import collections.abc + >>> pkgs = packages_distributions() + >>> all(isinstance(dist, collections.abc.Sequence) for dist in pkgs.values()) + True + """ + pkg_to_dist = collections.defaultdict(list) + for dist in distributions(): + for pkg in _top_level_declared(dist) or _top_level_inferred(dist): + pkg_to_dist[pkg].append(dist.metadata['Name']) + return dict(pkg_to_dist) + + +def _top_level_declared(dist): + return (dist.read_text('top_level.txt') or '').split() + + +def _topmost(name: PackagePath) -> Optional[str]: + """ + Return the top-most parent as long as there is a parent. + """ + top, *rest = name.parts + return top if rest else None + + +def _get_toplevel_name(name: PackagePath) -> str: + """ + Infer a possibly importable module name from a name presumed on + sys.path. + + >>> _get_toplevel_name(PackagePath('foo.py')) + 'foo' + >>> _get_toplevel_name(PackagePath('foo')) + 'foo' + >>> _get_toplevel_name(PackagePath('foo.pyc')) + 'foo' + >>> _get_toplevel_name(PackagePath('foo/__init__.py')) + 'foo' + >>> _get_toplevel_name(PackagePath('foo.pth')) + 'foo.pth' + >>> _get_toplevel_name(PackagePath('foo.dist-info')) + 'foo.dist-info' + """ + return _topmost(name) or ( + # python/typeshed#10328 + inspect.getmodulename(name) # type: ignore + or str(name) + ) + + +def _top_level_inferred(dist): + opt_names = set(map(_get_toplevel_name, always_iterable(dist.files))) + + def importable_name(name): + return '.' not in name + + return filter(importable_name, opt_names) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_adapters.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_adapters.py new file mode 100644 index 00000000..6223263e --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_adapters.py @@ -0,0 +1,83 @@ +import re +import textwrap +import email.message + +from ._text import FoldedCase + + +class Message(email.message.Message): + multiple_use_keys = set( + map( + FoldedCase, + [ + 'Classifier', + 'Obsoletes-Dist', + 'Platform', + 'Project-URL', + 'Provides-Dist', + 'Provides-Extra', + 'Requires-Dist', + 'Requires-External', + 'Supported-Platform', + 'Dynamic', + ], + ) + ) + """ + Keys that may be indicated multiple times per PEP 566. + """ + + def __new__(cls, orig: email.message.Message): + res = super().__new__(cls) + vars(res).update(vars(orig)) + return res + + def __init__(self, *args, **kwargs): + self._headers = self._repair_headers() + + # suppress spurious error from mypy + def __iter__(self): + return super().__iter__() + + def __getitem__(self, item): + """ + Override parent behavior to typical dict behavior. + + ``email.message.Message`` will emit None values for missing + keys. Typical mappings, including this ``Message``, will raise + a key error for missing keys. + + Ref python/importlib_metadata#371. + """ + res = super().__getitem__(item) + if res is None: + raise KeyError(item) + return res + + def _repair_headers(self): + def redent(value): + "Correct for RFC822 indentation" + if not value or '\n' not in value: + return value + return textwrap.dedent(' ' * 8 + value) + + headers = [(key, redent(value)) for key, value in vars(self)['_headers']] + if self._payload: + headers.append(('Description', self.get_payload())) + return headers + + @property + def json(self): + """ + Convert PackageMetadata to a JSON-compatible format + per PEP 0566. + """ + + def transform(key): + value = self.get_all(key) if key in self.multiple_use_keys else self[key] + if key == 'Keywords': + value = re.split(r'\s+', value) + tk = key.lower().replace('-', '_') + return tk, value + + return dict(map(transform, map(FoldedCase, self))) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_collections.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_collections.py new file mode 100644 index 00000000..cf0954e1 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_collections.py @@ -0,0 +1,30 @@ +import collections + + +# from jaraco.collections 3.3 +class FreezableDefaultDict(collections.defaultdict): + """ + Often it is desirable to prevent the mutation of + a default dict after its initial construction, such + as to prevent mutation during iteration. + + >>> dd = FreezableDefaultDict(list) + >>> dd[0].append('1') + >>> dd.freeze() + >>> dd[1] + [] + >>> len(dd) + 1 + """ + + def __missing__(self, key): + return getattr(self, '_frozen', super().__missing__)(key) + + def freeze(self): + self._frozen = lambda key: self.default_factory() + + +class Pair(collections.namedtuple('Pair', 'name value')): + @classmethod + def parse(cls, text): + return cls(*map(str.strip, text.split("=", 1))) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_compat.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_compat.py new file mode 100644 index 00000000..df312b1c --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_compat.py @@ -0,0 +1,57 @@ +import sys +import platform + + +__all__ = ['install', 'NullFinder'] + + +def install(cls): + """ + Class decorator for installation on sys.meta_path. + + Adds the backport DistributionFinder to sys.meta_path and + attempts to disable the finder functionality of the stdlib + DistributionFinder. + """ + sys.meta_path.append(cls()) + disable_stdlib_finder() + return cls + + +def disable_stdlib_finder(): + """ + Give the backport primacy for discovering path-based distributions + by monkey-patching the stdlib O_O. + + See #91 for more background for rationale on this sketchy + behavior. + """ + + def matches(finder): + return getattr( + finder, '__module__', None + ) == '_frozen_importlib_external' and hasattr(finder, 'find_distributions') + + for finder in filter(matches, sys.meta_path): # pragma: nocover + del finder.find_distributions + + +class NullFinder: + """ + A "Finder" (aka "MetaPathFinder") that never finds any modules, + but may find distributions. + """ + + @staticmethod + def find_spec(*args, **kwargs): + return None + + +def pypy_partial(val): + """ + Adjust for variable stacklevel on partial under PyPy. + + Workaround for #327. + """ + is_pypy = platform.python_implementation() == 'PyPy' + return val + is_pypy diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_functools.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_functools.py new file mode 100644 index 00000000..71f66bd0 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_functools.py @@ -0,0 +1,104 @@ +import types +import functools + + +# from jaraco.functools 3.3 +def method_cache(method, cache_wrapper=None): + """ + Wrap lru_cache to support storing the cache data in the object instances. + + Abstracts the common paradigm where the method explicitly saves an + underscore-prefixed protected property on first call and returns that + subsequently. + + >>> class MyClass: + ... calls = 0 + ... + ... @method_cache + ... def method(self, value): + ... self.calls += 1 + ... return value + + >>> a = MyClass() + >>> a.method(3) + 3 + >>> for x in range(75): + ... res = a.method(x) + >>> a.calls + 75 + + Note that the apparent behavior will be exactly like that of lru_cache + except that the cache is stored on each instance, so values in one + instance will not flush values from another, and when an instance is + deleted, so are the cached values for that instance. + + >>> b = MyClass() + >>> for x in range(35): + ... res = b.method(x) + >>> b.calls + 35 + >>> a.method(0) + 0 + >>> a.calls + 75 + + Note that if method had been decorated with ``functools.lru_cache()``, + a.calls would have been 76 (due to the cached value of 0 having been + flushed by the 'b' instance). + + Clear the cache with ``.cache_clear()`` + + >>> a.method.cache_clear() + + Same for a method that hasn't yet been called. + + >>> c = MyClass() + >>> c.method.cache_clear() + + Another cache wrapper may be supplied: + + >>> cache = functools.lru_cache(maxsize=2) + >>> MyClass.method2 = method_cache(lambda self: 3, cache_wrapper=cache) + >>> a = MyClass() + >>> a.method2() + 3 + + Caution - do not subsequently wrap the method with another decorator, such + as ``@property``, which changes the semantics of the function. + + See also + http://code.activestate.com/recipes/577452-a-memoize-decorator-for-instance-methods/ + for another implementation and additional justification. + """ + cache_wrapper = cache_wrapper or functools.lru_cache() + + def wrapper(self, *args, **kwargs): + # it's the first call, replace the method with a cached, bound method + bound_method = types.MethodType(method, self) + cached_method = cache_wrapper(bound_method) + setattr(self, method.__name__, cached_method) + return cached_method(*args, **kwargs) + + # Support cache clear even before cache has been created. + wrapper.cache_clear = lambda: None + + return wrapper + + +# From jaraco.functools 3.3 +def pass_none(func): + """ + Wrap func so it's not called if its first param is None + + >>> print_text = pass_none(print) + >>> print_text('text') + text + >>> print_text(None) + """ + + @functools.wraps(func) + def wrapper(param, *args, **kwargs): + if param is not None: + return func(param, *args, **kwargs) + + return wrapper diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_itertools.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_itertools.py new file mode 100644 index 00000000..d4ca9b91 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_itertools.py @@ -0,0 +1,73 @@ +from itertools import filterfalse + + +def unique_everseen(iterable, key=None): + "List unique elements, preserving order. Remember all elements ever seen." + # unique_everseen('AAAABBBCCDAABBB') --> A B C D + # unique_everseen('ABBCcAD', str.lower) --> A B C D + seen = set() + seen_add = seen.add + if key is None: + for element in filterfalse(seen.__contains__, iterable): + seen_add(element) + yield element + else: + for element in iterable: + k = key(element) + if k not in seen: + seen_add(k) + yield element + + +# copied from more_itertools 8.8 +def always_iterable(obj, base_type=(str, bytes)): + """If *obj* is iterable, return an iterator over its items:: + + >>> obj = (1, 2, 3) + >>> list(always_iterable(obj)) + [1, 2, 3] + + If *obj* is not iterable, return a one-item iterable containing *obj*:: + + >>> obj = 1 + >>> list(always_iterable(obj)) + [1] + + If *obj* is ``None``, return an empty iterable: + + >>> obj = None + >>> list(always_iterable(None)) + [] + + By default, binary and text strings are not considered iterable:: + + >>> obj = 'foo' + >>> list(always_iterable(obj)) + ['foo'] + + If *base_type* is set, objects for which ``isinstance(obj, base_type)`` + returns ``True`` won't be considered iterable. + + >>> obj = {'a': 1} + >>> list(always_iterable(obj)) # Iterate over the dict's keys + ['a'] + >>> list(always_iterable(obj, base_type=dict)) # Treat dicts as a unit + [{'a': 1}] + + Set *base_type* to ``None`` to avoid any special handling and treat objects + Python considers iterable as iterable: + + >>> obj = 'foo' + >>> list(always_iterable(obj, base_type=None)) + ['f', 'o', 'o'] + """ + if obj is None: + return iter(()) + + if (base_type is not None) and isinstance(obj, base_type): + return iter((obj,)) + + try: + return iter(obj) + except TypeError: + return iter((obj,)) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_meta.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_meta.py new file mode 100644 index 00000000..1927d0f6 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_meta.py @@ -0,0 +1,67 @@ +from __future__ import annotations + +import os +from typing import Protocol +from typing import Any, Dict, Iterator, List, Optional, TypeVar, Union, overload + + +_T = TypeVar("_T") + + +class PackageMetadata(Protocol): + def __len__(self) -> int: ... # pragma: no cover + + def __contains__(self, item: str) -> bool: ... # pragma: no cover + + def __getitem__(self, key: str) -> str: ... # pragma: no cover + + def __iter__(self) -> Iterator[str]: ... # pragma: no cover + + @overload + def get( + self, name: str, failobj: None = None + ) -> Optional[str]: ... # pragma: no cover + + @overload + def get(self, name: str, failobj: _T) -> Union[str, _T]: ... # pragma: no cover + + # overload per python/importlib_metadata#435 + @overload + def get_all( + self, name: str, failobj: None = None + ) -> Optional[List[Any]]: ... # pragma: no cover + + @overload + def get_all(self, name: str, failobj: _T) -> Union[List[Any], _T]: + """ + Return all values associated with a possibly multi-valued key. + """ + + @property + def json(self) -> Dict[str, Union[str, List[str]]]: + """ + A JSON-compatible form of the metadata. + """ + + +class SimplePath(Protocol): + """ + A minimal subset of pathlib.Path required by Distribution. + """ + + def joinpath( + self, other: Union[str, os.PathLike[str]] + ) -> SimplePath: ... # pragma: no cover + + def __truediv__( + self, other: Union[str, os.PathLike[str]] + ) -> SimplePath: ... # pragma: no cover + + @property + def parent(self) -> SimplePath: ... # pragma: no cover + + def read_text(self, encoding=None) -> str: ... # pragma: no cover + + def read_bytes(self) -> bytes: ... # pragma: no cover + + def exists(self) -> bool: ... # pragma: no cover diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_text.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_text.py new file mode 100644 index 00000000..c88cfbb2 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/_text.py @@ -0,0 +1,99 @@ +import re + +from ._functools import method_cache + + +# from jaraco.text 3.5 +class FoldedCase(str): + """ + A case insensitive string class; behaves just like str + except compares equal when the only variation is case. + + >>> s = FoldedCase('hello world') + + >>> s == 'Hello World' + True + + >>> 'Hello World' == s + True + + >>> s != 'Hello World' + False + + >>> s.index('O') + 4 + + >>> s.split('O') + ['hell', ' w', 'rld'] + + >>> sorted(map(FoldedCase, ['GAMMA', 'alpha', 'Beta'])) + ['alpha', 'Beta', 'GAMMA'] + + Sequence membership is straightforward. + + >>> "Hello World" in [s] + True + >>> s in ["Hello World"] + True + + You may test for set inclusion, but candidate and elements + must both be folded. + + >>> FoldedCase("Hello World") in {s} + True + >>> s in {FoldedCase("Hello World")} + True + + String inclusion works as long as the FoldedCase object + is on the right. + + >>> "hello" in FoldedCase("Hello World") + True + + But not if the FoldedCase object is on the left: + + >>> FoldedCase('hello') in 'Hello World' + False + + In that case, use in_: + + >>> FoldedCase('hello').in_('Hello World') + True + + >>> FoldedCase('hello') > FoldedCase('Hello') + False + """ + + def __lt__(self, other): + return self.lower() < other.lower() + + def __gt__(self, other): + return self.lower() > other.lower() + + def __eq__(self, other): + return self.lower() == other.lower() + + def __ne__(self, other): + return self.lower() != other.lower() + + def __hash__(self): + return hash(self.lower()) + + def __contains__(self, other): + return super().lower().__contains__(other.lower()) + + def in_(self, other): + "Does self appear in other?" + return self in FoldedCase(other) + + # cache lower since it's likely to be called frequently. + @method_cache + def lower(self): + return super().lower() + + def index(self, sub): + return self.lower().index(sub.lower()) + + def split(self, splitter=' ', maxsplit=0): + pattern = re.compile(re.escape(splitter), re.I) + return pattern.split(self, maxsplit) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/__init__.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/__init__.py diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py311.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py311.py new file mode 100644 index 00000000..3a532743 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py311.py @@ -0,0 +1,22 @@ +import os +import pathlib +import sys +import types + + +def wrap(path): # pragma: no cover + """ + Workaround for https://github.com/python/cpython/issues/84538 + to add backward compatibility for walk_up=True. + An example affected package is dask-labextension, which uses + jupyter-packaging to install JupyterLab javascript files outside + of site-packages. + """ + + def relative_to(root, *, walk_up=False): + return pathlib.Path(os.path.relpath(path, root)) + + return types.SimpleNamespace(relative_to=relative_to) + + +relative_fix = wrap if sys.version_info < (3, 12) else lambda x: x diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py39.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py39.py new file mode 100644 index 00000000..1f15bd97 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/compat/py39.py @@ -0,0 +1,36 @@ +""" +Compatibility layer with Python 3.8/3.9 +""" + +from typing import TYPE_CHECKING, Any, Optional + +if TYPE_CHECKING: # pragma: no cover + # Prevent circular imports on runtime. + from .. import Distribution, EntryPoint +else: + Distribution = EntryPoint = Any + + +def normalized_name(dist: Distribution) -> Optional[str]: + """ + Honor name normalization for distributions that don't provide ``_normalized_name``. + """ + try: + return dist._normalized_name + except AttributeError: + from .. import Prepared # -> delay to prevent circular imports. + + return Prepared.normalize(getattr(dist, "name", None) or dist.metadata['Name']) + + +def ep_matches(ep: EntryPoint, **params) -> bool: + """ + Workaround for ``EntryPoint`` objects without the ``matches`` method. + """ + try: + return ep.matches(**params) + except AttributeError: + from .. import EntryPoint # -> delay to prevent circular imports. + + # Reconstruct the EntryPoint object to make sure it is compatible. + return EntryPoint(ep.name, ep.value, ep.group).matches(**params) diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/diagnose.py b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/diagnose.py new file mode 100644 index 00000000..e405471a --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/diagnose.py @@ -0,0 +1,21 @@ +import sys + +from . import Distribution + + +def inspect(path): + print("Inspecting", path) + dists = list(Distribution.discover(path=[path])) + if not dists: + return + print("Found", len(dists), "packages:", end=' ') + print(', '.join(dist.name for dist in dists)) + + +def run(): + for path in sys.path: + inspect(path) + + +if __name__ == '__main__': + run() diff --git a/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/py.typed b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/py.typed new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/.venv/lib/python3.12/site-packages/setuptools/_vendor/importlib_metadata/py.typed |