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author | 2022-11-13 23:46:45 +0530 | |
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committer | 2022-11-13 23:46:45 +0530 | |
commit | 9468226a9e2e2ab8cdd599f1d8538e860ca86120 (patch) | |
tree | 0a77ada226d6db80639f96b438bf83e4e756edb5 /env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py | |
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Diffstat (limited to 'env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py')
-rw-r--r-- | env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py b/env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py new file mode 100644 index 0000000..dea8077 --- /dev/null +++ b/env/lib/python3.10/site-packages/pip/_internal/commands/uninstall.py @@ -0,0 +1,106 @@ +import logging +from optparse import Values +from typing import List + +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import Command +from pip._internal.cli.req_command import SessionCommandMixin, warn_if_run_as_root +from pip._internal.cli.status_codes import SUCCESS +from pip._internal.exceptions import InstallationError +from pip._internal.req import parse_requirements +from pip._internal.req.constructors import ( + install_req_from_line, + install_req_from_parsed_requirement, +) +from pip._internal.utils.misc import protect_pip_from_modification_on_windows + +logger = logging.getLogger(__name__) + + +class UninstallCommand(Command, SessionCommandMixin): + """ + Uninstall packages. + + pip is able to uninstall most installed packages. Known exceptions are: + + - Pure distutils packages installed with ``python setup.py install``, which + leave behind no metadata to determine what files were installed. + - Script wrappers installed by ``python setup.py develop``. + """ + + usage = """ + %prog [options] <package> ... + %prog [options] -r <requirements file> ...""" + + def add_options(self) -> None: + self.cmd_opts.add_option( + "-r", + "--requirement", + dest="requirements", + action="append", + default=[], + metavar="file", + help=( + "Uninstall all the packages listed in the given requirements " + "file. This option can be used multiple times." + ), + ) + self.cmd_opts.add_option( + "-y", + "--yes", + dest="yes", + action="store_true", + help="Don't ask for confirmation of uninstall deletions.", + ) + self.cmd_opts.add_option(cmdoptions.root_user_action()) + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options: Values, args: List[str]) -> int: + session = self.get_default_session(options) + + reqs_to_uninstall = {} + for name in args: + req = install_req_from_line( + name, + isolated=options.isolated_mode, + ) + if req.name: + reqs_to_uninstall[canonicalize_name(req.name)] = req + else: + logger.warning( + "Invalid requirement: %r ignored -" + " the uninstall command expects named" + " requirements.", + name, + ) + for filename in options.requirements: + for parsed_req in parse_requirements( + filename, options=options, session=session + ): + req = install_req_from_parsed_requirement( + parsed_req, isolated=options.isolated_mode + ) + if req.name: + reqs_to_uninstall[canonicalize_name(req.name)] = req + if not reqs_to_uninstall: + raise InstallationError( + f"You must give at least one requirement to {self.name} (see " + f'"pip help {self.name}")' + ) + + protect_pip_from_modification_on_windows( + modifying_pip="pip" in reqs_to_uninstall + ) + + for req in reqs_to_uninstall.values(): + uninstall_pathset = req.uninstall( + auto_confirm=options.yes, + verbose=self.verbosity > 0, + ) + if uninstall_pathset: + uninstall_pathset.commit() + if options.root_user_action == "warn": + warn_if_run_as_root() + return SUCCESS |