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//proc/self/root/opt/alt/python34/lib/python3.4/site-packages/pip/commands/uninstall.py

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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)

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Name	Size	Perms	Modified	Actions
__pycache__ DIR	-	drwxr-xr-x	2024-03-03 22:37:25	Edit Download recursive recursive
bundle.py	1.75 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
completion.py	1.79 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
freeze.py	4.55 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
help.py	927 B	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
install.py	13.46 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
list.py	6.65 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
search.py	4.63 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
show.py	2.70 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
uninstall.py	2.15 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
unzip.py	185 B	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
wheel.py	7.53 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
zip.py	14.47 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive
__init__.py	2.18 KB	lrw-r--r--	2023-11-13 21:20:25	Edit Download recursive recursive

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