Poodletooth-iLand/panda/python/Lib/site-packages/pip-6.0.8-py2.7.egg/pip/commands/freeze.py
2015-03-06 06:11:40 -06:00

66 lines
2.1 KiB
Python

from __future__ import absolute_import
import sys
from pip.basecommand import Command
from pip.operations.freeze import freeze
class FreezeCommand(Command):
"""
Output installed packages in requirements format.
packages are listed in a case-insensitive sorted order.
"""
name = 'freeze'
usage = """
%prog [options]"""
summary = 'Output installed packages in requirements format.'
log_stream = "ext://sys.stderr"
def __init__(self, *args, **kw):
super(FreezeCommand, self).__init__(*args, **kw)
self.cmd_opts.add_option(
'-r', '--requirement',
dest='requirement',
action='store',
default=None,
metavar='file',
help="Use the order in the given requirements file and its "
"comments when generating output.")
self.cmd_opts.add_option(
'-f', '--find-links',
dest='find_links',
action='append',
default=[],
metavar='URL',
help='URL for finding packages, which will be added to the '
'output.')
self.cmd_opts.add_option(
'-l', '--local',
dest='local',
action='store_true',
default=False,
help='If in a virtualenv that has global access, do not output '
'globally-installed packages.')
self.cmd_opts.add_option(
'--user',
dest='user',
action='store_true',
default=False,
help='Only output packages installed in user-site.')
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options, args):
freeze_kwargs = dict(
requirement=options.requirement,
find_links=options.find_links,
local_only=options.local,
user_only=options.user,
skip_regex=options.skip_requirements_regex,
isolated=options.isolated_mode)
for line in freeze(**freeze_kwargs):
sys.stdout.write(line + '\n')