mirror of
https://github.com/arcan1s/ahriman.git
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118 lines
4.3 KiB
Python
118 lines
4.3 KiB
Python
#
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# Copyright (c) 2021-2025 ahriman team.
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#
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# This file is part of ahriman
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# (see https://github.com/arcan1s/ahriman).
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import argparse
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import re
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import sys
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from collections.abc import Generator
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from importlib import metadata
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from typing import ClassVar
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from ahriman import __version__
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from ahriman.application.handlers.handler import Handler, SubParserAction
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from ahriman.core.configuration import Configuration
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from ahriman.core.formatters import VersionPrinter
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from ahriman.models.repository_id import RepositoryId
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class Versions(Handler):
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"""
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version handler
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Attributes:
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PEP423_PACKAGE_NAME(re.Pattern[str]): (class attribute) special regex for valid PEP423 package name
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"""
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ALLOW_MULTI_ARCHITECTURE_RUN = False # system-wide action
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PEP423_PACKAGE_NAME: ClassVar[re.Pattern[str]] = re.compile(r"^[A-Za-z0-9._-]+")
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@classmethod
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def run(cls, args: argparse.Namespace, repository_id: RepositoryId, configuration: Configuration, *,
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report: bool) -> None:
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"""
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callback for command line
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Args:
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args(argparse.Namespace): command line args
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repository_id(RepositoryId): repository unique identifier
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configuration(Configuration): configuration instance
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report(bool): force enable or disable reporting
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"""
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VersionPrinter(f"Module version {__version__}",
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{"Python": sys.version})(verbose=False, separator=" ")
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packages = Versions.package_dependencies("ahriman")
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VersionPrinter("Installed packages", dict(packages))(verbose=False, separator=" ")
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@staticmethod
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def _set_help_version_parser(root: SubParserAction) -> argparse.ArgumentParser:
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"""
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add parser for version subcommand
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Args:
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root(SubParserAction): subparsers for the commands
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Returns:
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argparse.ArgumentParser: created argument parser
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"""
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parser = root.add_parser("help-version", aliases=["version"], help="application version",
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description="print application and its dependencies versions")
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parser.set_defaults(architecture="", lock=None, quiet=True, report=False, repository="", unsafe=True)
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return parser
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@staticmethod
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def package_dependencies(root: str) -> Generator[tuple[str, str], None, None]:
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"""
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extract list of ahriman package dependencies installed into system with their versions
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Args:
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root(str): root package name
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Yields:
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tuple[str, str]: map of installed dependency to its version
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"""
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def dependencies_by_key(key: str) -> Generator[str, None, None]:
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# in importlib it returns requires in the following format
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# ["pytest (>=3.0.0) ; extra == 'test'", "pytest-cov ; extra == 'test'"]
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try:
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requires = metadata.requires(key)
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except metadata.PackageNotFoundError:
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return
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for entry in requires or []:
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yield from Versions.PEP423_PACKAGE_NAME.findall(entry)
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keys: list[str] = []
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portion = set(dependencies_by_key(root))
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while portion:
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keys.extend(portion)
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portion = {
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key
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for key in sum((list(dependencies_by_key(key)) for key in portion), start=[])
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if key not in keys
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}
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for key in keys:
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try:
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distribution = metadata.distribution(key)
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yield distribution.name, distribution.version
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except metadata.PackageNotFoundError:
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continue
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arguments = [_set_help_version_parser]
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