Aktualisiere README und füge ti_status_checker_api.py hinzu
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240
.venv/Lib/site-packages/pip/_internal/cli/base_command.py
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240
.venv/Lib/site-packages/pip/_internal/cli/base_command.py
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"""Base Command class, and related routines"""
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import logging
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import logging.config
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import optparse
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import os
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import sys
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import traceback
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from optparse import Values
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from typing import List, Optional, Tuple
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from pip._vendor.rich import reconfigure
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from pip._vendor.rich import traceback as rich_traceback
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from pip._internal.cli import cmdoptions
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from pip._internal.cli.command_context import CommandContextMixIn
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from pip._internal.cli.parser import ConfigOptionParser, UpdatingDefaultsHelpFormatter
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from pip._internal.cli.status_codes import (
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ERROR,
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PREVIOUS_BUILD_DIR_ERROR,
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UNKNOWN_ERROR,
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VIRTUALENV_NOT_FOUND,
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)
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from pip._internal.exceptions import (
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BadCommand,
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CommandError,
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DiagnosticPipError,
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InstallationError,
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NetworkConnectionError,
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PreviousBuildDirError,
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)
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from pip._internal.utils.deprecation import deprecated
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from pip._internal.utils.filesystem import check_path_owner
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from pip._internal.utils.logging import BrokenStdoutLoggingError, setup_logging
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from pip._internal.utils.misc import get_prog, normalize_path
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from pip._internal.utils.temp_dir import TempDirectoryTypeRegistry as TempDirRegistry
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from pip._internal.utils.temp_dir import global_tempdir_manager, tempdir_registry
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from pip._internal.utils.virtualenv import running_under_virtualenv
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__all__ = ["Command"]
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logger = logging.getLogger(__name__)
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class Command(CommandContextMixIn):
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usage: str = ""
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ignore_require_venv: bool = False
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def __init__(self, name: str, summary: str, isolated: bool = False) -> None:
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super().__init__()
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self.name = name
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self.summary = summary
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self.parser = ConfigOptionParser(
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usage=self.usage,
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prog=f"{get_prog()} {name}",
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formatter=UpdatingDefaultsHelpFormatter(),
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add_help_option=False,
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name=name,
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description=self.__doc__,
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isolated=isolated,
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)
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self.tempdir_registry: Optional[TempDirRegistry] = None
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# Commands should add options to this option group
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optgroup_name = f"{self.name.capitalize()} Options"
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self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name)
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# Add the general options
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gen_opts = cmdoptions.make_option_group(
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cmdoptions.general_group,
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self.parser,
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)
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self.parser.add_option_group(gen_opts)
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self.add_options()
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def add_options(self) -> None:
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pass
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def handle_pip_version_check(self, options: Values) -> None:
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"""
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This is a no-op so that commands by default do not do the pip version
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check.
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"""
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# Make sure we do the pip version check if the index_group options
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# are present.
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assert not hasattr(options, "no_index")
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def run(self, options: Values, args: List[str]) -> int:
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raise NotImplementedError
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def _run_wrapper(self, level_number: int, options: Values, args: List[str]) -> int:
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def _inner_run() -> int:
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try:
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return self.run(options, args)
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finally:
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self.handle_pip_version_check(options)
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if options.debug_mode:
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rich_traceback.install(show_locals=True)
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return _inner_run()
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try:
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status = _inner_run()
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assert isinstance(status, int)
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return status
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except DiagnosticPipError as exc:
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logger.error("%s", exc, extra={"rich": True})
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logger.debug("Exception information:", exc_info=True)
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return ERROR
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except PreviousBuildDirError as exc:
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logger.critical(str(exc))
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logger.debug("Exception information:", exc_info=True)
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return PREVIOUS_BUILD_DIR_ERROR
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except (
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InstallationError,
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BadCommand,
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NetworkConnectionError,
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) as exc:
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logger.critical(str(exc))
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logger.debug("Exception information:", exc_info=True)
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return ERROR
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except CommandError as exc:
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logger.critical("%s", exc)
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logger.debug("Exception information:", exc_info=True)
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return ERROR
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except BrokenStdoutLoggingError:
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# Bypass our logger and write any remaining messages to
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# stderr because stdout no longer works.
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print("ERROR: Pipe to stdout was broken", file=sys.stderr)
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if level_number <= logging.DEBUG:
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traceback.print_exc(file=sys.stderr)
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return ERROR
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except KeyboardInterrupt:
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logger.critical("Operation cancelled by user")
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logger.debug("Exception information:", exc_info=True)
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return ERROR
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except BaseException:
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logger.critical("Exception:", exc_info=True)
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return UNKNOWN_ERROR
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def parse_args(self, args: List[str]) -> Tuple[Values, List[str]]:
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# factored out for testability
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return self.parser.parse_args(args)
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def main(self, args: List[str]) -> int:
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try:
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with self.main_context():
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return self._main(args)
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finally:
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logging.shutdown()
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def _main(self, args: List[str]) -> int:
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# We must initialize this before the tempdir manager, otherwise the
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# configuration would not be accessible by the time we clean up the
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# tempdir manager.
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self.tempdir_registry = self.enter_context(tempdir_registry())
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# Intentionally set as early as possible so globally-managed temporary
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# directories are available to the rest of the code.
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self.enter_context(global_tempdir_manager())
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options, args = self.parse_args(args)
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# Set verbosity so that it can be used elsewhere.
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self.verbosity = options.verbose - options.quiet
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reconfigure(no_color=options.no_color)
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level_number = setup_logging(
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verbosity=self.verbosity,
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no_color=options.no_color,
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user_log_file=options.log,
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)
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always_enabled_features = set(options.features_enabled) & set(
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cmdoptions.ALWAYS_ENABLED_FEATURES
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)
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if always_enabled_features:
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logger.warning(
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"The following features are always enabled: %s. ",
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", ".join(sorted(always_enabled_features)),
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)
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# Make sure that the --python argument isn't specified after the
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# subcommand. We can tell, because if --python was specified,
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# we should only reach this point if we're running in the created
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# subprocess, which has the _PIP_RUNNING_IN_SUBPROCESS environment
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# variable set.
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if options.python and "_PIP_RUNNING_IN_SUBPROCESS" not in os.environ:
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logger.critical(
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"The --python option must be placed before the pip subcommand name"
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)
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sys.exit(ERROR)
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# TODO: Try to get these passing down from the command?
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# without resorting to os.environ to hold these.
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# This also affects isolated builds and it should.
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if options.no_input:
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os.environ["PIP_NO_INPUT"] = "1"
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if options.exists_action:
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os.environ["PIP_EXISTS_ACTION"] = " ".join(options.exists_action)
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if options.require_venv and not self.ignore_require_venv:
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# If a venv is required check if it can really be found
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if not running_under_virtualenv():
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logger.critical("Could not find an activated virtualenv (required).")
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sys.exit(VIRTUALENV_NOT_FOUND)
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if options.cache_dir:
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options.cache_dir = normalize_path(options.cache_dir)
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if not check_path_owner(options.cache_dir):
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logger.warning(
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"The directory '%s' or its parent directory is not owned "
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"or is not writable by the current user. The cache "
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"has been disabled. Check the permissions and owner of "
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"that directory. If executing pip with sudo, you should "
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"use sudo's -H flag.",
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options.cache_dir,
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)
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options.cache_dir = None
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if options.no_python_version_warning:
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deprecated(
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reason="--no-python-version-warning is deprecated.",
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replacement="to remove the flag as it's a no-op",
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gone_in="25.1",
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issue=13154,
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)
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return self._run_wrapper(level_number, options, args)
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