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| author | blackhao <13851610112@163.com> | 2025-08-22 02:51:50 -0500 |
|---|---|---|
| committer | blackhao <13851610112@163.com> | 2025-08-22 02:51:50 -0500 |
| commit | 4aab4087dc97906d0b9890035401175cdaab32d4 (patch) | |
| tree | 4e2e9d88a711ec5b1cfa02e8ac72a55183b99123 /.venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py | |
| parent | afa8f50d1d21c721dabcb31ad244610946ab65a3 (diff) | |
2.0
Diffstat (limited to '.venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py')
| -rw-r--r-- | .venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py b/.venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py new file mode 100644 index 0000000..60e97cb --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pip/_internal/models/wheel.py @@ -0,0 +1,141 @@ +"""Represents a wheel file and provides access to the various parts of the +name that have meaning. +""" + +from __future__ import annotations + +import re +from collections.abc import Iterable + +from pip._vendor.packaging.tags import Tag +from pip._vendor.packaging.utils import BuildTag, parse_wheel_filename +from pip._vendor.packaging.utils import ( + InvalidWheelFilename as _PackagingInvalidWheelFilename, +) + +from pip._internal.exceptions import InvalidWheelFilename +from pip._internal.utils.deprecation import deprecated + + +class Wheel: + """A wheel file""" + + legacy_wheel_file_re = re.compile( + r"""^(?P<namever>(?P<name>[^\s-]+?)-(?P<ver>[^\s-]*?)) + ((-(?P<build>\d[^-]*?))?-(?P<pyver>[^\s-]+?)-(?P<abi>[^\s-]+?)-(?P<plat>[^\s-]+?) + \.whl|\.dist-info)$""", + re.VERBOSE, + ) + + def __init__(self, filename: str) -> None: + self.filename = filename + + # To make mypy happy specify type hints that can come from either + # parse_wheel_filename or the legacy_wheel_file_re match. + self.name: str + self._build_tag: BuildTag | None = None + + try: + wheel_info = parse_wheel_filename(filename) + self.name, _version, self._build_tag, self.file_tags = wheel_info + self.version = str(_version) + except _PackagingInvalidWheelFilename as e: + # Check if the wheel filename is in the legacy format + legacy_wheel_info = self.legacy_wheel_file_re.match(filename) + if not legacy_wheel_info: + raise InvalidWheelFilename(e.args[0]) from None + + deprecated( + reason=( + f"Wheel filename {filename!r} is not correctly normalised. " + "Future versions of pip will raise the following error:\n" + f"{e.args[0]}\n\n" + ), + replacement=( + "to rename the wheel to use a correctly normalised " + "name (this may require updating the version in " + "the project metadata)" + ), + gone_in="25.3", + issue=12938, + ) + + self.name = legacy_wheel_info.group("name").replace("_", "-") + self.version = legacy_wheel_info.group("ver").replace("_", "-") + + # Generate the file tags from the legacy wheel filename + pyversions = legacy_wheel_info.group("pyver").split(".") + abis = legacy_wheel_info.group("abi").split(".") + plats = legacy_wheel_info.group("plat").split(".") + self.file_tags = frozenset( + Tag(interpreter=py, abi=abi, platform=plat) + for py in pyversions + for abi in abis + for plat in plats + ) + + @property + def build_tag(self) -> BuildTag: + if self._build_tag is not None: + return self._build_tag + + # Parse the build tag from the legacy wheel filename + legacy_wheel_info = self.legacy_wheel_file_re.match(self.filename) + assert legacy_wheel_info is not None, "guaranteed by filename validation" + build_tag = legacy_wheel_info.group("build") + match = re.match(r"^(\d+)(.*)$", build_tag) + assert match is not None, "guaranteed by filename validation" + build_tag_groups = match.groups() + self._build_tag = (int(build_tag_groups[0]), build_tag_groups[1]) + + return self._build_tag + + def get_formatted_file_tags(self) -> list[str]: + """Return the wheel's tags as a sorted list of strings.""" + return sorted(str(tag) for tag in self.file_tags) + + def support_index_min(self, tags: list[Tag]) -> int: + """Return the lowest index that one of the wheel's file_tag combinations + achieves in the given list of supported tags. + + For example, if there are 8 supported tags and one of the file tags + is first in the list, then return 0. + + :param tags: the PEP 425 tags to check the wheel against, in order + with most preferred first. + + :raises ValueError: If none of the wheel's file tags match one of + the supported tags. + """ + try: + return next(i for i, t in enumerate(tags) if t in self.file_tags) + except StopIteration: + raise ValueError() + + def find_most_preferred_tag( + self, tags: list[Tag], tag_to_priority: dict[Tag, int] + ) -> int: + """Return the priority of the most preferred tag that one of the wheel's file + tag combinations achieves in the given list of supported tags using the given + tag_to_priority mapping, where lower priorities are more-preferred. + + This is used in place of support_index_min in some cases in order to avoid + an expensive linear scan of a large list of tags. + + :param tags: the PEP 425 tags to check the wheel against. + :param tag_to_priority: a mapping from tag to priority of that tag, where + lower is more preferred. + + :raises ValueError: If none of the wheel's file tags match one of + the supported tags. + """ + return min( + tag_to_priority[tag] for tag in self.file_tags if tag in tag_to_priority + ) + + def supported(self, tags: Iterable[Tag]) -> bool: + """Return whether the wheel is compatible with one of the given tags. + + :param tags: the PEP 425 tags to check the wheel against. + """ + return not self.file_tags.isdisjoint(tags) |
