summaryrefslogtreecommitdiff
path: root/lib/python2.7/site-packages/pip/commands/freeze.py
diff options
context:
space:
mode:
Diffstat (limited to 'lib/python2.7/site-packages/pip/commands/freeze.py')
-rw-r--r--lib/python2.7/site-packages/pip/commands/freeze.py87
1 files changed, 87 insertions, 0 deletions
diff --git a/lib/python2.7/site-packages/pip/commands/freeze.py b/lib/python2.7/site-packages/pip/commands/freeze.py
new file mode 100644
index 0000000..c198796
--- /dev/null
+++ b/lib/python2.7/site-packages/pip/commands/freeze.py
@@ -0,0 +1,87 @@
+from __future__ import absolute_import
+
+import sys
+
+import pip
+from pip.compat import stdlib_pkgs
+from pip.basecommand import Command
+from pip.operations.freeze import freeze
+from pip.wheel import WheelCache
+
+
+DEV_PKGS = ('pip', 'setuptools', 'distribute', 'wheel')
+
+
+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_streams = ("ext://sys.stderr", "ext://sys.stderr")
+
+ def __init__(self, *args, **kw):
+ super(FreezeCommand, self).__init__(*args, **kw)
+
+ self.cmd_opts.add_option(
+ '-r', '--requirement',
+ dest='requirements',
+ action='append',
+ default=[],
+ metavar='file',
+ help="Use the order in the given requirements file and its "
+ "comments when generating output. This option can be "
+ "used multiple times.")
+ 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.cmd_opts.add_option(
+ '--all',
+ dest='freeze_all',
+ action='store_true',
+ help='Do not skip these packages in the output:'
+ ' %s' % ', '.join(DEV_PKGS))
+
+ self.parser.insert_option_group(0, self.cmd_opts)
+
+ def run(self, options, args):
+ format_control = pip.index.FormatControl(set(), set())
+ wheel_cache = WheelCache(options.cache_dir, format_control)
+ skip = set(stdlib_pkgs)
+ if not options.freeze_all:
+ skip.update(DEV_PKGS)
+
+ freeze_kwargs = dict(
+ requirement=options.requirements,
+ find_links=options.find_links,
+ local_only=options.local,
+ user_only=options.user,
+ skip_regex=options.skip_requirements_regex,
+ isolated=options.isolated_mode,
+ wheel_cache=wheel_cache,
+ skip=skip)
+
+ for line in freeze(**freeze_kwargs):
+ sys.stdout.write(line + '\n')