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Pack python env to zip
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qianlifeng
@@ -1,162 +0,0 @@
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from pip.basecommand import Command
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from pip.exceptions import DistributionNotFound, BestVersionAlreadyInstalled
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from pip.index import PackageFinder
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from pip.log import logger
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from pip.req import InstallRequirement
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from pip.util import get_installed_distributions, dist_is_editable
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from pip.cmdoptions import make_option_group, index_group
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class ListCommand(Command):
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"""List installed packages, including editables."""
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name = 'list'
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usage = """
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%prog [options]"""
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summary = 'List installed packages.'
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# distributions to skip (python itself is reported by pkg_resources.working_set)
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skip = ['python']
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def __init__(self, *args, **kw):
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super(ListCommand, self).__init__(*args, **kw)
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cmd_opts = self.cmd_opts
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cmd_opts.add_option(
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'-o', '--outdated',
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action='store_true',
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default=False,
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help='List outdated packages (excluding editables)')
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cmd_opts.add_option(
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'-u', '--uptodate',
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action='store_true',
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default=False,
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help='List uptodate packages (excluding editables)')
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cmd_opts.add_option(
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'-e', '--editable',
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action='store_true',
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default=False,
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help='List editable projects.')
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cmd_opts.add_option(
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'-l', '--local',
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action='store_true',
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default=False,
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help='If in a virtualenv that has global access, do not list globally-installed packages.')
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cmd_opts.add_option(
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'--pre',
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action='store_true',
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default=False,
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help="Include pre-release and development versions. By default, pip only finds stable versions.")
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index_opts = make_option_group(index_group, self.parser)
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self.parser.insert_option_group(0, index_opts)
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self.parser.insert_option_group(0, cmd_opts)
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def _build_package_finder(self, options, index_urls, session):
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"""
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Create a package finder appropriate to this list command.
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"""
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return PackageFinder(find_links=options.find_links,
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index_urls=index_urls,
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allow_external=options.allow_external,
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allow_unverified=options.allow_unverified,
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allow_all_external=options.allow_all_external,
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allow_all_prereleases=options.pre,
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process_dependency_links=
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options.process_dependency_links,
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session=session,
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)
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def run(self, options, args):
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if options.outdated:
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self.run_outdated(options)
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elif options.uptodate:
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self.run_uptodate(options)
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elif options.editable:
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self.run_editables(options)
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else:
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self.run_listing(options)
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def run_outdated(self, options):
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for dist, remote_version_raw, remote_version_parsed in self.find_packages_latests_versions(options):
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if remote_version_parsed > dist.parsed_version:
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logger.notify('%s (Current: %s Latest: %s)' % (dist.project_name,
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dist.version, remote_version_raw))
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def find_packages_latests_versions(self, options):
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index_urls = [options.index_url] + options.extra_index_urls
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if options.no_index:
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logger.notify('Ignoring indexes: %s' % ','.join(index_urls))
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index_urls = []
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if options.use_mirrors:
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logger.deprecated("1.7",
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"--use-mirrors has been deprecated and will be removed"
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" in the future. Explicit uses of --index-url and/or "
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"--extra-index-url is suggested.")
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if options.mirrors:
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logger.deprecated("1.7",
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"--mirrors has been deprecated and will be removed in "
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" the future. Explicit uses of --index-url and/or "
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"--extra-index-url is suggested.")
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index_urls += options.mirrors
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dependency_links = []
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for dist in get_installed_distributions(local_only=options.local, skip=self.skip):
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if dist.has_metadata('dependency_links.txt'):
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dependency_links.extend(
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dist.get_metadata_lines('dependency_links.txt'),
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)
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session = self._build_session(options)
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finder = self._build_package_finder(options, index_urls, session)
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finder.add_dependency_links(dependency_links)
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installed_packages = get_installed_distributions(local_only=options.local, include_editables=False, skip=self.skip)
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for dist in installed_packages:
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req = InstallRequirement.from_line(dist.key, None)
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try:
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link = finder.find_requirement(req, True)
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# If link is None, means installed version is most up-to-date
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if link is None:
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continue
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except DistributionNotFound:
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continue
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except BestVersionAlreadyInstalled:
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remote_version = req.installed_version
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else:
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# It might be a good idea that link or finder had a public method
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# that returned version
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remote_version = finder._link_package_versions(link, req.name)[0]
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remote_version_raw = remote_version[2]
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remote_version_parsed = remote_version[0]
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yield dist, remote_version_raw, remote_version_parsed
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def run_listing(self, options):
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installed_packages = get_installed_distributions(local_only=options.local, skip=self.skip)
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self.output_package_listing(installed_packages)
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def run_editables(self, options):
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installed_packages = get_installed_distributions(local_only=options.local, editables_only=True)
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self.output_package_listing(installed_packages)
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def output_package_listing(self, installed_packages):
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installed_packages = sorted(installed_packages, key=lambda dist: dist.project_name.lower())
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for dist in installed_packages:
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if dist_is_editable(dist):
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line = '%s (%s, %s)' % (dist.project_name, dist.version, dist.location)
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else:
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line = '%s (%s)' % (dist.project_name, dist.version)
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logger.notify(line)
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def run_uptodate(self, options):
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uptodate = []
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for dist, remote_version_raw, remote_version_parsed in self.find_packages_latests_versions(options):
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if dist.parsed_version == remote_version_parsed:
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uptodate.append(dist)
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self.output_package_listing(uptodate)
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