mirror of https://github.com/pypa/pip
52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
import logging
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from pip._internal.cli.base_command import Command
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from pip._internal.cli.status_codes import ERROR, SUCCESS
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from pip._internal.operations.check import (
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check_package_set,
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create_package_set_from_installed,
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)
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from pip._internal.utils.misc import write_output
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from pip._internal.utils.typing import MYPY_CHECK_RUNNING
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logger = logging.getLogger(__name__)
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if MYPY_CHECK_RUNNING:
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from optparse import Values
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from typing import Any, List
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class CheckCommand(Command):
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"""Verify installed packages have compatible dependencies."""
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usage = """
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%prog [options]"""
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def run(self, options, args):
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# type: (Values, List[Any]) -> int
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package_set, parsing_probs = create_package_set_from_installed()
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missing, conflicting = check_package_set(package_set)
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for project_name in missing:
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version = package_set[project_name].version
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for dependency in missing[project_name]:
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write_output(
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"%s %s requires %s, which is not installed.",
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project_name, version, dependency[0],
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)
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for project_name in conflicting:
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version = package_set[project_name].version
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for dep_name, dep_version, req in conflicting[project_name]:
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write_output(
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"%s %s has requirement %s, but you have %s %s.",
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project_name, version, req, dep_name, dep_version,
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)
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if missing or conflicting or parsing_probs:
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return ERROR
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else:
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write_output("No broken requirements found.")
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return SUCCESS
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