mirror of
https://github.com/arcan1s/ahriman.git
synced 2025-11-18 22:43:42 +00:00
Evgenii Alekseev
2ff56965d9
* PEP-673 use Self as return type for classmethods * add dummy test file * remove python3.10 compat
99 lines
3.6 KiB
Python
99 lines
3.6 KiB
Python
#
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# Copyright (c) 2021-2023 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 ahriman import version
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from ahriman.application.handlers import Handler
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from ahriman.core.configuration import Configuration
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from ahriman.core.formatters import VersionPrinter
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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(str): (class attribute) special regex for valid PEP423 package name
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"""
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ALLOW_AUTO_ARCHITECTURE_RUN = False # it should be called only as "no-architecture"
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PEP423_PACKAGE_NAME = re.compile(r"^[A-Za-z0-9._-]+")
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@classmethod
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def run(cls, args: argparse.Namespace, architecture: str, configuration: Configuration, *,
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report: bool, unsafe: 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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architecture(str): repository architecture
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configuration(Configuration): configuration instance
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report(bool): force enable or disable reporting
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unsafe(bool): if set no user check will be performed before path creation
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"""
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VersionPrinter(f"Module version {version.__version__}",
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{"Python": sys.version}).print(verbose=False, separator=" ")
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packages = Versions.package_dependencies("ahriman")
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VersionPrinter("Installed packages", dict(packages)).print(verbose=False, separator=" ")
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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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Returns:
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Generator[tuple[str, str], None, None]: 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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