mirror of https://github.com/pypa/pip
227 lines
7.7 KiB
Python
227 lines
7.7 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import absolute_import
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import os
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from pip.basecommand import Command
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from pip.index import PackageFinder
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from pip.log import logger
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from pip.exceptions import CommandError, PreviousBuildDirError
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from pip.req import InstallRequirement, RequirementSet, parse_requirements
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from pip.util import normalize_path
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from pip.wheel import WheelBuilder
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from pip import cmdoptions
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DEFAULT_WHEEL_DIR = os.path.join(normalize_path(os.curdir), 'wheelhouse')
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class WheelCommand(Command):
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"""
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Build Wheel archives for your requirements and dependencies.
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Wheel is a built-package format, and offers the advantage of not
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recompiling your software during every install. For more details, see the
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wheel docs: http://wheel.readthedocs.org/en/latest.
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Requirements: setuptools>=0.8, and wheel.
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'pip wheel' uses the bdist_wheel setuptools extension from the wheel
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package to build individual wheels.
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"""
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name = 'wheel'
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usage = """
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%prog [options] <requirement specifier> ...
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%prog [options] -r <requirements file> ...
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%prog [options] [-e] <vcs project url> ...
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%prog [options] [-e] <local project path> ...
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%prog [options] <archive url/path> ..."""
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summary = 'Build wheels from your requirements.'
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def __init__(self, *args, **kw):
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super(WheelCommand, 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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'-w', '--wheel-dir',
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dest='wheel_dir',
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metavar='dir',
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default=DEFAULT_WHEEL_DIR,
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help=("Build wheels into <dir>, where the default is "
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"'<cwd>/wheelhouse'."),
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)
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cmd_opts.add_option(cmdoptions.use_wheel.make())
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cmd_opts.add_option(cmdoptions.no_use_wheel.make())
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cmd_opts.add_option(
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'--build-option',
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dest='build_options',
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metavar='options',
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action='append',
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help="Extra arguments to be supplied to 'setup.py bdist_wheel'.")
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cmd_opts.add_option(cmdoptions.editable.make())
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cmd_opts.add_option(cmdoptions.requirements.make())
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cmd_opts.add_option(cmdoptions.download_cache.make())
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cmd_opts.add_option(cmdoptions.src.make())
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cmd_opts.add_option(cmdoptions.no_deps.make())
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cmd_opts.add_option(cmdoptions.build_dir.make())
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cmd_opts.add_option(
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'--global-option',
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dest='global_options',
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action='append',
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metavar='options',
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help="Extra global options to be supplied to the setup.py "
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"call before the 'bdist_wheel' command.")
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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, "
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"pip only finds stable versions."),
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)
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cmd_opts.add_option(cmdoptions.no_clean.make())
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index_opts = cmdoptions.make_option_group(
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cmdoptions.index_group,
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self.parser,
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)
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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 run(self, options, args):
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# confirm requirements
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try:
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import wheel.bdist_wheel
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# Hack to make flake8 not complain about an unused import
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wheel.bdist_wheel
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except ImportError:
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raise CommandError(
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"'pip wheel' requires the 'wheel' package. To fix this, run: "
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"pip install wheel"
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)
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try:
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import pkg_resources
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except ImportError:
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raise CommandError(
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"'pip wheel' requires setuptools >= 0.8 for dist-info support."
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" To fix this, run: pip install --upgrade setuptools"
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)
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else:
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if not hasattr(pkg_resources, 'DistInfoDistribution'):
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raise CommandError(
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"'pip wheel' requires setuptools >= 0.8 for dist-info "
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"support. To fix this, run: pip install --upgrade "
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"setuptools"
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)
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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(
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"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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)
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if options.mirrors:
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logger.deprecated(
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"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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)
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index_urls += options.mirrors
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if options.download_cache:
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logger.deprecated(
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"1.8",
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"--download-cache has been deprecated and will be removed in "
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" the future. Pip now automatically uses and configures its "
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"cache."
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)
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session = self._build_session(options)
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finder = PackageFinder(
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find_links=options.find_links,
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index_urls=index_urls,
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use_wheel=options.use_wheel,
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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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session=session,
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)
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options.build_dir = os.path.abspath(options.build_dir)
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requirement_set = RequirementSet(
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build_dir=options.build_dir,
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src_dir=options.src_dir,
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download_dir=None,
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ignore_dependencies=options.ignore_dependencies,
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ignore_installed=True,
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session=session,
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wheel_download_dir=options.wheel_dir
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)
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# make the wheelhouse
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if not os.path.exists(options.wheel_dir):
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os.makedirs(options.wheel_dir)
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# parse args and/or requirements files
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for name in args:
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requirement_set.add_requirement(
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InstallRequirement.from_line(name, None))
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for name in options.editables:
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requirement_set.add_requirement(
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InstallRequirement.from_editable(
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name,
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default_vcs=options.default_vcs
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)
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)
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for filename in options.requirements:
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for req in parse_requirements(
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filename,
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finder=finder,
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options=options,
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session=session):
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requirement_set.add_requirement(req)
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# fail if no requirements
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if not requirement_set.has_requirements:
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opts = {'name': self.name}
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msg = ('You must give at least one requirement '
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'to %(name)s (see "pip help %(name)s")' % opts)
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logger.error(msg)
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return
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try:
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# build wheels
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wb = WheelBuilder(
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requirement_set,
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finder,
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options.wheel_dir,
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build_options=options.build_options or [],
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global_options=options.global_options or [],
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)
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if not wb.build():
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raise CommandError("Failed to build one or more wheels")
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except PreviousBuildDirError:
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options.no_clean = True
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raise
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finally:
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if not options.no_clean:
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requirement_set.cleanup_files()
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