mirror of
https://github.com/microsoft/PowerToys.git
synced 2024-12-15 12:09:18 +08:00
60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
from pip.req import InstallRequirement, RequirementSet, parse_requirements
|
|
from pip.basecommand import Command
|
|
from pip.exceptions import InstallationError
|
|
|
|
|
|
class UninstallCommand(Command):
|
|
"""
|
|
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``.
|
|
"""
|
|
name = 'uninstall'
|
|
usage = """
|
|
%prog [options] <package> ...
|
|
%prog [options] -r <requirements file> ..."""
|
|
summary = 'Uninstall packages.'
|
|
|
|
def __init__(self, *args, **kw):
|
|
super(UninstallCommand, self).__init__(*args, **kw)
|
|
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.parser.insert_option_group(0, self.cmd_opts)
|
|
|
|
def run(self, options, args):
|
|
session = self._build_session(options)
|
|
|
|
requirement_set = RequirementSet(
|
|
build_dir=None,
|
|
src_dir=None,
|
|
download_dir=None,
|
|
session=session,
|
|
)
|
|
for name in args:
|
|
requirement_set.add_requirement(
|
|
InstallRequirement.from_line(name))
|
|
for filename in options.requirements:
|
|
for req in parse_requirements(filename,
|
|
options=options, session=session):
|
|
requirement_set.add_requirement(req)
|
|
if not requirement_set.has_requirements:
|
|
raise InstallationError('You must give at least one requirement '
|
|
'to %(name)s (see "pip help %(name)s")' % dict(name=self.name))
|
|
requirement_set.uninstall(auto_confirm=options.yes)
|