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Direktori : /opt/alt/python33/lib/python3.3/site-packages/pip/commands/ |
Current File : //opt/alt/python33/lib/python3.3/site-packages/pip/commands/wheel.py |
# -*- coding: utf-8 -*- from __future__ import absolute_import import os import sys from pip.basecommand import Command from pip.index import PackageFinder from pip.log import logger from pip.exceptions import CommandError, PreviousBuildDirError from pip.req import InstallRequirement, RequirementSet, parse_requirements from pip.util import BuildDirectory, normalize_path from pip.wheel import WheelBuilder from pip import cmdoptions DEFAULT_WHEEL_DIR = os.path.join(normalize_path(os.curdir), 'wheelhouse') class WheelCommand(Command): """ Build Wheel archives for your requirements and dependencies. Wheel is a built-package format, and offers the advantage of not recompiling your software during every install. For more details, see the wheel docs: http://wheel.readthedocs.org/en/latest. Requirements: setuptools>=0.8, and wheel. 'pip wheel' uses the bdist_wheel setuptools extension from the wheel package to build individual wheels. """ name = 'wheel' usage = """ %prog [options] <requirement specifier> ... %prog [options] -r <requirements file> ... %prog [options] <vcs project url> ... %prog [options] <local project path> ... %prog [options] <archive url/path> ...""" summary = 'Build wheels from your requirements.' def __init__(self, *args, **kw): super(WheelCommand, self).__init__(*args, **kw) cmd_opts = self.cmd_opts cmd_opts.add_option( '-w', '--wheel-dir', dest='wheel_dir', metavar='dir', default=DEFAULT_WHEEL_DIR, help="Build wheels into <dir>, where the default is '<cwd>/wheelhouse'.") cmd_opts.add_option(cmdoptions.use_wheel.make()) cmd_opts.add_option(cmdoptions.no_use_wheel.make()) cmd_opts.add_option( '--build-option', dest='build_options', metavar='options', action='append', help="Extra arguments to be supplied to 'setup.py bdist_wheel'.") cmd_opts.add_option(cmdoptions.requirements.make()) cmd_opts.add_option(cmdoptions.download_cache.make()) cmd_opts.add_option(cmdoptions.no_deps.make()) cmd_opts.add_option(cmdoptions.build_dir.make()) cmd_opts.add_option( '--global-option', dest='global_options', action='append', metavar='options', help="Extra global options to be supplied to the setup.py " "call before the 'bdist_wheel' command.") cmd_opts.add_option( '--pre', action='store_true', default=False, help="Include pre-release and development versions. By default, pip only finds stable versions.") cmd_opts.add_option(cmdoptions.no_clean.make()) index_opts = cmdoptions.make_option_group(cmdoptions.index_group, self.parser) self.parser.insert_option_group(0, index_opts) self.parser.insert_option_group(0, cmd_opts) def run(self, options, args): # confirm requirements try: import wheel.bdist_wheel except ImportError: raise CommandError("'pip wheel' requires the 'wheel' package. To fix this, run: pip install wheel") try: import pkg_resources except ImportError: raise CommandError( "'pip wheel' requires setuptools >= 0.8 for dist-info support." " To fix this, run: pip install --upgrade setuptools" ) else: if not hasattr(pkg_resources, 'DistInfoDistribution'): raise CommandError( "'pip wheel' requires setuptools >= 0.8 for dist-info " "support. To fix this, run: pip install --upgrade " "setuptools" ) index_urls = [options.index_url] + options.extra_index_urls if options.no_index: logger.notify('Ignoring indexes: %s' % ','.join(index_urls)) index_urls = [] if options.use_mirrors: logger.deprecated("1.7", "--use-mirrors has been deprecated and will be removed" " in the future. Explicit uses of --index-url and/or " "--extra-index-url is suggested.") if options.mirrors: logger.deprecated("1.7", "--mirrors has been deprecated and will be removed in " " the future. Explicit uses of --index-url and/or " "--extra-index-url is suggested.") index_urls += options.mirrors if options.build_dir: options.build_dir = os.path.abspath(options.build_dir) session = self._build_session(options) finder = PackageFinder(find_links=options.find_links, index_urls=index_urls, use_wheel=options.use_wheel, allow_external=options.allow_external, allow_unverified=options.allow_unverified, allow_all_external=options.allow_all_external, allow_all_prereleases=options.pre, process_dependency_links= options.process_dependency_links, session=session, ) build_delete = (not (options.no_clean or options.build_dir)) with BuildDirectory(options.build_dir, delete=build_delete) as build_dir: requirement_set = RequirementSet( build_dir=build_dir, src_dir=None, download_dir=None, download_cache=options.download_cache, ignore_dependencies=options.ignore_dependencies, ignore_installed=True, session=session, wheel_download_dir=options.wheel_dir ) # make the wheelhouse if not os.path.exists(options.wheel_dir): os.makedirs(options.wheel_dir) #parse args and/or requirements files for name in args: requirement_set.add_requirement( InstallRequirement.from_line(name, None)) for filename in options.requirements: for req in parse_requirements( filename, finder=finder, options=options, session=session): if req.editable: logger.notify("ignoring %s" % req.url) continue requirement_set.add_requirement(req) #fail if no requirements if not requirement_set.has_requirements: opts = {'name': self.name} msg = ('You must give at least one requirement ' 'to %(name)s (see "pip help %(name)s")' % opts) logger.error(msg) return try: #build wheels wb = WheelBuilder( requirement_set, finder, options.wheel_dir, build_options = options.build_options or [], global_options = options.global_options or [] ) wb.build() except PreviousBuildDirError: options.no_clean = True raise finally: if not options.no_clean: requirement_set.cleanup_files()