Beispiel #1
0
def egg_link_path(dist):
    """
    Return the path for the .egg-link file if it exists, otherwise, None.

    There's 3 scenarios:
    1) not in a virtualenv
       try to find in site.USER_SITE, then site_packages
    2) in a no-global virtualenv
       try to find in site_packages
    3) in a yes-global virtualenv
       try to find in site_packages, then site.USER_SITE  (don't look in global location)

    For #1 and #3, there could be odd cases, where there's an egg-link in 2 locations.
    This method will just return the first one found.
    """
    sites = []
    if running_under_virtualenv():
        if virtualenv_no_global():
            sites.append(site_packages)
        else:
            sites.append(site_packages)
            if user_site:
                sites.append(user_site)
    else:
        if user_site:
            sites.append(user_site)
        sites.append(site_packages)

    for site in sites:
        egglink = os.path.join(site, dist.project_name) + '.egg-link'
        if os.path.isfile(egglink):
            return egglink
Beispiel #2
0
def install(reqs,
            index_urls=None,
            upgrade=False,
            pre_releases=False,
            no_cache=False,
            reinstall=False):
    _ensure_patch_pip_get_entry_points()
    cmd = InstallCommand()
    args = []
    if pre_releases:
        args.append("--pre")
    if not virtualenv_no_global():
        args.append("--user")
    if upgrade:
        args.append("--upgrade")
    if no_cache:
        args.append("--no-cache-dir")
    if reinstall:
        args.append("--force-reinstall")
    if index_urls:
        args.extend(["--index-url", index_urls[0]])
        for url in index_urls[1:]:
            args.extend(["--extra-index-url", url])
    args.extend(reqs)
    options, cmd_args = cmd.parse_args(args)
    try:
        cmd.run(options, cmd_args)
    except InstallationError as e:
        raise InstallError(str(e))
Beispiel #3
0
def egg_link_path(dist):
    """
    Return the path for the .egg-link file if it exists, otherwise, None.

    There's 3 scenarios:
    1) not in a virtualenv
       try to find in site.USER_SITE, then site_packages
    2) in a no-global virtualenv
       try to find in site_packages
    3) in a yes-global virtualenv
       try to find in site_packages, then site.USER_SITE
       (don't look in global location)

    For #1 and #3, there could be odd cases, where there's an egg-link in 2
    locations.

    This method will just return the first one found.
    """
    sites = []
    if running_under_virtualenv():
        if virtualenv_no_global():
            sites.append(site_packages)
        else:
            sites.append(site_packages)
            if user_site:
                sites.append(user_site)
    else:
        if user_site:
            sites.append(user_site)
        sites.append(site_packages)

    for site in sites:
        egglink = os.path.join(site, dist.project_name) + '.egg-link'
        if os.path.isfile(egglink):
            return egglink
Beispiel #4
0
        def run_pip():
            nonlocal retcode, output

            # Run pip install pytuga --user -U or some alternative
            args = ['python3', '-m', 'pip', 'install', 'pytuga', '-U']
            if not virtualenv_no_global():
                args.append('--user')
            try:
                output = subprocess.check_output(
                        args,
                        universal_newlines=True,
                        stderr=subprocess.STDOUT,
                        timeout=5,
                )
            except subprocess.CalledProcessError:
                dialog.reject()
            except TimeoutError:
                retcode = 'timeout'
            else:
                if 'Requirement already up-to-date: pytuga' in output:
                    retcode = 'up-to-date'

            dialog.accept()
Beispiel #5
0
        def run_pip():
            nonlocal retcode, output

            # Run pip install pytuga --user -U or some alternative
            args = [sys.executable, '-m', 'pip', 'install', 'pytuga', '-U']
            if not virtualenv_no_global():
                args.append('--user')
            try:
                output = subprocess.check_output(
                    args,
                    universal_newlines=True,
                    stderr=subprocess.STDOUT,
                    timeout=5,
                )
            except subprocess.CalledProcessError:
                dialog.reject()
            except TimeoutError:
                retcode = 'timeout'
            else:
                if 'up-to-date' in output:
                    retcode = 'up-to-date'

            dialog.accept()
Beispiel #6
0
    def run(self, options, args):
        cmdoptions.resolve_wheel_no_use_binary(options)
        cmdoptions.check_install_build_global(options)

        if options.download_dir:
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv.")
            install_options.append('--user')
            install_options.append('--prefix=')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue.")
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        if options.download_cache:
            warnings.warn(
                "--download-cache has been deprecated and will be removed in "
                "the future. Pip now automatically uses and configures its "
                "cache.",
                RemovedInPip8Warning,
            )

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, index_urls, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            with BuildDirectory(options.build_dir,
                                delete=build_delete) as build_dir:
                requirement_set = RequirementSet(
                    build_dir=build_dir,
                    src_dir=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                )

                self.populate_requirement_set(requirement_set, args, options,
                                              finder, session, self.name,
                                              wheel_cache)

                if not requirement_set.has_requirements:
                    return

                try:
                    if (options.download_dir or not wheel
                            or not options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    if not options.download_dir:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                        )
                        reqs = sorted(requirement_set.successfully_installed,
                                      key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                if hasattr(req, 'installed_version'):
                                    if req.installed_version:
                                        item += '-' + req.installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                            req.name
                            for req in requirement_set.successfully_downloaded
                        ])
                        if downloaded:
                            logger.info('Successfully downloaded %s',
                                        downloaded)
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            ensure_dir(options.target_dir)

            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']

            for item in os.listdir(lib_dir):
                target_item_dir = os.path.join(options.target_dir, item)
                if os.path.exists(target_item_dir):
                    if not options.upgrade:
                        logger.warning(
                            'Target directory %s already exists. Specify '
                            '--upgrade to force replacement.', target_item_dir)
                        continue
                    if os.path.islink(target_item_dir):
                        logger.warning(
                            'Target directory %s already exists and is '
                            'a link. Pip will not automatically replace '
                            'links, please remove if replacement is '
                            'desired.', target_item_dir)
                        continue
                    if os.path.isdir(target_item_dir):
                        shutil.rmtree(target_item_dir)
                    else:
                        os.remove(target_item_dir)

                shutil.move(os.path.join(lib_dir, item), target_item_dir)
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #7
0
    def run(self, options, args):

        if (
            options.no_install or
            options.no_download
        ):
            warnings.warn(
                "--no-install and --no-download are deprecated. "
                "See https://github.com/pypa/pip/issues/906.",
                RemovedInPip7Warning,
            )

        # If we have --no-install or --no-download and no --build we use the
        # legacy static build dir
        if (options.build_dir is None and
                (options.no_install or options.no_download)):
            options.build_dir = build_prefix

        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir) and not
                    os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue."
                )
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        if options.use_mirrors:
            warnings.warn(
                "--use-mirrors has been deprecated and will be removed in the "
                "future. Explicit uses of --index-url and/or --extra-index-url"
                " is suggested.",
                RemovedInPip7Warning,
            )

        if options.mirrors:
            warnings.warn(
                "--mirrors has been deprecated and will be removed in the "
                "future. Explicit uses of --index-url and/or --extra-index-url"
                " is suggested.",
                RemovedInPip7Warning,
            )
            index_urls += options.mirrors

        if options.download_cache:
            warnings.warn(
                "--download-cache has been deprecated and will be removed in "
                "the future. Pip now automatically uses and configures its "
                "cache.",
                RemovedInPip8Warning,
            )

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, index_urls, 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=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                )

                for name in args:
                    requirement_set.add_requirement(
                        InstallRequirement.from_line(
                            name, None, isolated=options.isolated_mode,
                        )
                    )

                for name in options.editables:
                    requirement_set.add_requirement(
                        InstallRequirement.from_editable(
                            name,
                            default_vcs=options.default_vcs,
                            isolated=options.isolated_mode,
                        )
                    )

                for filename in options.requirements:
                    for req in parse_requirements(
                            filename,
                            finder=finder, options=options, session=session):
                        requirement_set.add_requirement(req)

                if not requirement_set.has_requirements:
                    opts = {'name': self.name}
                    if options.find_links:
                        msg = ('You must give at least one requirement to '
                               '%(name)s (maybe you meant "pip %(name)s '
                               '%(links)s"?)' %
                               dict(opts, links=' '.join(options.find_links)))
                    else:
                        msg = ('You must give at least one requirement '
                               'to %(name)s (see "pip help %(name)s")' % opts)
                    logger.warning(msg)
                    return

                try:
                    if not options.no_download:
                        requirement_set.prepare_files(finder)
                    else:
                        # This is the only call site of locate_files. Nuke with
                        # fire.
                        requirement_set.locate_files()

                    if not options.no_install:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                        )
                        reqs = sorted(
                            requirement_set.successfully_installed,
                            key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                if hasattr(req, 'installed_version'):
                                    if req.installed_version:
                                        item += '-' + req.installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                            req.name
                            for req in requirement_set.successfully_downloaded
                        ])
                        if downloaded:
                            logger.info(
                                'Successfully downloaded %s', downloaded
                            )
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if ((not options.no_clean) and
                            ((not options.no_install) or
                                options.download_dir)):
                        requirement_set.cleanup_files()

        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)

            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']

            for item in os.listdir(lib_dir):
                target_item_dir = os.path.join(options.target_dir, item)
                if os.path.exists(target_item_dir):
                    if not options.upgrade:
                        logger.warning(
                            'Target directory %s already exists. Specify '
                            '--upgrade to force replacement.',
                            target_item_dir
                        )
                        continue
                    if os.path.islink(target_item_dir):
                        logger.warning(
                            'Target directory %s already exists and is '
                            'a link. Pip will not automatically replace '
                            'links, please remove if replacement is '
                            'desired.',
                            target_item_dir
                        )
                        continue
                    if os.path.isdir(target_item_dir):
                        shutil.rmtree(target_item_dir)
                    else:
                        os.remove(target_item_dir)

                shutil.move(
                    os.path.join(lib_dir, item),
                    target_item_dir
                )
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #8
0
    def run(self, options, args):
        cmdoptions.check_install_build_global(options)

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if options.prefix_path:
                raise CommandError(
                    "Can not combine '--user' and '--prefix' as they imply "
                    "different installation locations"
                )
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')
            install_options.append('--prefix=')

        target_temp_dir = TempDirectory(kind="target")
        if options.target_dir:
            options.ignore_installed = True
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir) and not
                    os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue."
                )

            # Create a target directory for using with the target option
            target_temp_dir.create()
            install_options.append('--home=' + target_temp_dir.path)

        global_options = options.global_options or []

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            if options.cache_dir and not check_path_owner(options.cache_dir):
                logger.warning(
                    "The directory '%s' or its parent directory is not owned "
                    "by the current user and caching wheels has been "
                    "disabled. check the permissions and owner of that "
                    "directory. If executing pip with sudo, you may want "
                    "sudo's -H flag.",
                    options.cache_dir,
                )
                options.cache_dir = None

            with TempDirectory(
                options.build_dir, delete=build_delete, kind="install"
            ) as directory:
                requirement_set = RequirementSet(
                    build_dir=directory.path,
                    src_dir=options.src_dir,
                    upgrade=options.upgrade,
                    upgrade_strategy=options.upgrade_strategy,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    ignore_requires_python=options.ignore_requires_python,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=target_temp_dir.path,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                    require_hashes=options.require_hashes,
                    progress_bar=options.progress_bar,
                )

                self.populate_requirement_set(
                    requirement_set, args, options, finder, session, self.name,
                    wheel_cache
                )

                try:
                    if (not wheel or not options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    requirement_set.install(
                        install_options,
                        global_options,
                        root=options.root_path,
                        prefix=options.prefix_path,
                    )

                    possible_lib_locations = get_lib_location_guesses(
                        user=options.use_user_site,
                        home=target_temp_dir.path,
                        root=options.root_path,
                        prefix=options.prefix_path,
                        isolated=options.isolated_mode,
                    )
                    reqs = sorted(
                        requirement_set.successfully_installed,
                        key=operator.attrgetter('name'))
                    items = []
                    for req in reqs:
                        item = req.name
                        try:
                            installed_version = get_installed_version(
                                req.name, possible_lib_locations
                            )
                            if installed_version:
                                item += '-' + installed_version
                        except Exception:
                            pass
                        items.append(item)
                    installed = ' '.join(items)
                    if installed:
                        logger.info('Successfully installed %s', installed)
                except EnvironmentError as e:
                    message_parts = []

                    user_option_part = "Consider using the `--user` option"
                    permissions_part = "Check the permissions"

                    if e.errno == errno.EPERM:
                        if not options.use_user_site:
                            message_parts.extend([
                                user_option_part, " or ",
                                permissions_part.lower(),
                            ])
                        else:
                            message_parts.append(permissions_part)
                        message_parts.append("\n")

                    logger.error(
                        "".join(message_parts), exc_info=(options.verbose > 1)
                    )
                    return ERROR
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            self._handle_target_dir(
                options.target_dir, target_temp_dir, options.upgrade
            )
        return requirement_set
Beispiel #9
0
    def run(self, options, args):
        cmdoptions.resolve_wheel_no_use_binary(options)
        cmdoptions.check_install_build_global(options)

        if options.as_egg:
            warnings.warn(
                "--egg has been deprecated and will be removed in the future. "
                "This flag is mutually exclusive with large parts of pip, and "
                "actually using it invalidates pip's ability to manage the "
                "installation process.",
                RemovedInPip10Warning,
            )

        if options.allow_external:
            warnings.warn(
                "--allow-external has been deprecated and will be removed in "
                "the future. Due to changes in the repository protocol, it no "
                "longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.allow_all_external:
            warnings.warn(
                "--allow-all-external has been deprecated and will be removed "
                "in the future. Due to changes in the repository protocol, it "
                "no longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.allow_unverified:
            warnings.warn(
                "--allow-unverified has been deprecated and will be removed "
                "in the future. Due to changes in the repository protocol, it "
                "no longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.download_dir:
            warnings.warn(
                "pip install --download has been deprecated and will be "
                "removed in the future. Pip now has a download command that "
                "should be used instead.",
                RemovedInPip10Warning,
            )
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if options.prefix_path:
                raise CommandError(
                    "Can not combine '--user' and '--prefix' as they imply "
                    "different installation locations")
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv.")
            install_options.append('--user')
            install_options.append('--prefix=')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue.")
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            if options.cache_dir and not check_path_owner(options.cache_dir):
                logger.warning(
                    "The directory '%s' or its parent directory is not owned "
                    "by the current user and caching wheels has been "
                    "disabled. check the permissions and owner of that "
                    "directory. If executing pip with sudo, you may want "
                    "sudo's -H flag.",
                    options.cache_dir,
                )
                options.cache_dir = None

            with BuildDirectory(options.build_dir,
                                delete=build_delete) as build_dir:
                requirement_set = RequirementSet(
                    build_dir=build_dir,
                    src_dir=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    upgrade_strategy=options.upgrade_strategy,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    ignore_requires_python=options.ignore_requires_python,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                    require_hashes=options.require_hashes,
                )

                self.populate_requirement_set(requirement_set, args, options,
                                              finder, session, self.name,
                                              wheel_cache)

                if not requirement_set.has_requirements:
                    return

                try:
                    if (options.download_dir or not wheel
                            or not options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    if not options.download_dir:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                            prefix=options.prefix_path,
                            strip_file_prefix=options.strip_file_prefix,
                        )

                        possible_lib_locations = get_lib_location_guesses(
                            user=options.use_user_site,
                            home=temp_target_dir,
                            root=options.root_path,
                            prefix=options.prefix_path,
                            isolated=options.isolated_mode,
                        )
                        reqs = sorted(requirement_set.successfully_installed,
                                      key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                installed_version = get_installed_version(
                                    req.name, possible_lib_locations)
                                if installed_version:
                                    item += '-' + installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                            req.name
                            for req in requirement_set.successfully_downloaded
                        ])
                        if downloaded:
                            logger.info('Successfully downloaded %s',
                                        downloaded)
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            ensure_dir(options.target_dir)

            # Checking both purelib and platlib directories for installed
            # packages to be moved to target directory
            lib_dir_list = []

            purelib_dir = distutils_scheme('', home=temp_target_dir)['purelib']
            platlib_dir = distutils_scheme('', home=temp_target_dir)['platlib']

            if os.path.exists(purelib_dir):
                lib_dir_list.append(purelib_dir)
            if os.path.exists(platlib_dir) and platlib_dir != purelib_dir:
                lib_dir_list.append(platlib_dir)

            for lib_dir in lib_dir_list:
                for item in os.listdir(lib_dir):
                    target_item_dir = os.path.join(options.target_dir, item)
                    if os.path.exists(target_item_dir):
                        if not options.upgrade:
                            logger.warning(
                                'Target directory %s already exists. Specify '
                                '--upgrade to force replacement.',
                                target_item_dir)
                            continue
                        if os.path.islink(target_item_dir):
                            logger.warning(
                                'Target directory %s already exists and is '
                                'a link. Pip will not automatically replace '
                                'links, please remove if replacement is '
                                'desired.', target_item_dir)
                            continue
                        if os.path.isdir(target_item_dir):
                            shutil.rmtree(target_item_dir)
                        else:
                            os.remove(target_item_dir)

                    shutil.move(os.path.join(lib_dir, item), target_item_dir)
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #10
0
    def run(self, options, args):
        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True
        options.build_dir = os.path.abspath(options.build_dir)
        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError("Can not perform a '--user' install. User site-packages are not visible in this virtualenv.")
            install_options.append('--user')
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if os.path.exists(options.target_dir) and not os.path.isdir(options.target_dir):
                raise CommandError("Target path exists but is not a directory, will not continue.")
            install_options.append('--home=' + temp_target_dir)
        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.notify('Ignoring indexes: %s' % ','.join(index_urls))
            index_urls = []

        finder = self._build_package_finder(options, index_urls)

        requirement_set = RequirementSet(
            build_dir=options.build_dir,
            src_dir=options.src_dir,
            download_dir=options.download_dir,
            download_cache=options.download_cache,
            upgrade=options.upgrade,
            as_egg=options.as_egg,
            ignore_installed=options.ignore_installed,
            ignore_dependencies=options.ignore_dependencies,
            force_reinstall=options.force_reinstall,
            use_user_site=options.use_user_site)
        for name in args:
            requirement_set.add_requirement(
                InstallRequirement.from_line(name, None))
        for name in options.editables:
            requirement_set.add_requirement(
                InstallRequirement.from_editable(name, default_vcs=options.default_vcs))
        for filename in options.requirements:
            for req in parse_requirements(filename, finder=finder, options=options):
                requirement_set.add_requirement(req)
        if not requirement_set.has_requirements:
            opts = {'name': self.name}
            if options.find_links:
                msg = ('You must give at least one requirement to %(name)s '
                       '(maybe you meant "pip %(name)s %(links)s"?)' %
                       dict(opts, links=' '.join(options.find_links)))
            else:
                msg = ('You must give at least one requirement '
                       'to %(name)s (see "pip help %(name)s")' % opts)
            logger.warn(msg)
            return

        if (options.use_user_site and
            sys.version_info < (2, 6)):
            raise InstallationError('--user is only supported in Python version 2.6 and newer')

        import setuptools
        if (options.use_user_site and
            requirement_set.has_editables and
            not getattr(setuptools, '_distribute', False)):

            raise InstallationError('--user --editable not supported with setuptools, use distribute')

        if not options.no_download:
            requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bundle=self.bundle)
        else:
            requirement_set.locate_files()

        if not options.no_install and not self.bundle:
            requirement_set.install(install_options, global_options)
            installed = ' '.join([req.name for req in
                                  requirement_set.successfully_installed])
            if installed:
                logger.notify('Successfully installed %s' % installed)
        elif not self.bundle:
            downloaded = ' '.join([req.name for req in
                                   requirement_set.successfully_downloaded])
            if downloaded:
                logger.notify('Successfully downloaded %s' % downloaded)
        elif self.bundle:
            requirement_set.create_bundle(self.bundle_filename)
            logger.notify('Created bundle in %s' % self.bundle_filename)
        # Clean up
        if not options.no_install or options.download_dir:
            requirement_set.cleanup_files(bundle=self.bundle)
        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)
            lib_dir = home_lib(temp_target_dir)
            for item in os.listdir(lib_dir):
                shutil.move(
                    os.path.join(lib_dir, item),
                    os.path.join(options.target_dir, item)
                    )
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #11
0
    def run(self, options, args):
        cmdoptions.resolve_wheel_no_use_binary(options)
        cmdoptions.check_install_build_global(options)

        if options.allow_external:
            warnings.warn(
                "--allow-external has been deprecated and will be removed in "
                "the future. Due to changes in the repository protocol, it no "
                "longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.allow_all_external:
            warnings.warn(
                "--allow-all-external has been deprecated and will be removed "
                "in the future. Due to changes in the repository protocol, it "
                "no longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.allow_unverified:
            warnings.warn(
                "--allow-unverified has been deprecated and will be removed "
                "in the future. Due to changes in the repository protocol, it "
                "no longer has any effect.",
                RemovedInPip10Warning,
            )

        if options.download_dir:
            warnings.warn(
                "pip install --download has been deprecated and will be "
                "removed in the future. Pip now has a download command that "
                "should be used instead.",
                RemovedInPip10Warning,
            )
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if options.prefix_path:
                raise CommandError(
                    "Can not combine '--user' and '--prefix' as they imply "
                    "different installation locations"
                )
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')
            install_options.append('--prefix=')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir) and not
            os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue."
                )
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            if options.cache_dir and not check_path_owner(options.cache_dir):
                logger.warning(
                    "The directory '%s' or its parent directory is not owned "
                    "by the current user and caching wheels has been "
                    "disabled. check the permissions and owner of that "
                    "directory. If executing pip with sudo, you may want "
                    "sudo's -H flag.",
                    options.cache_dir,
                )
                options.cache_dir = None

            with BuildDirectory(options.build_dir,
                                delete=build_delete) as build_dir:
                requirement_set = RequirementSet(
                    build_dir=build_dir,
                    src_dir=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                    require_hashes=options.require_hashes,
                )

                self.populate_requirement_set(
                    requirement_set, args, options, finder, session, self.name,
                    wheel_cache
                )

                if not requirement_set.has_requirements:
                    return

                try:
                    if (options.download_dir or not wheel or not
                    options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    if not options.download_dir:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                            prefix=options.prefix_path,
                        )
                        reqs = sorted(
                            requirement_set.successfully_installed,
                            key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                if hasattr(req, 'installed_version'):
                                    if req.installed_version:
                                        item += '-' + req.installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                                                  req.name
                                                  for req in requirement_set.successfully_downloaded
                                                  ])
                        if downloaded:
                            logger.info(
                                'Successfully downloaded %s', downloaded
                            )
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            ensure_dir(options.target_dir)

            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']

            for item in os.listdir(lib_dir):
                target_item_dir = os.path.join(options.target_dir, item)
                if os.path.exists(target_item_dir):
                    if not options.upgrade:
                        logger.warning(
                            'Target directory %s already exists. Specify '
                            '--upgrade to force replacement.',
                            target_item_dir
                        )
                        continue
                    if os.path.islink(target_item_dir):
                        logger.warning(
                            'Target directory %s already exists and is '
                            'a link. Pip will not automatically replace '
                            'links, please remove if replacement is '
                            'desired.',
                            target_item_dir
                        )
                        continue
                    if os.path.isdir(target_item_dir):
                        shutil.rmtree(target_item_dir)
                    else:
                        os.remove(target_item_dir)

                shutil.move(
                    os.path.join(lib_dir, item),
                    target_item_dir
                )
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #12
0
        # If we have --no-install or --no-download and no --build we use the
        # legacy static build dir
        if (options.build_dir is None
                and (options.no_install or options.no_download)):
            options.build_dir = build_prefix

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

=======
        options.build_dir = os.path.abspath(options.build_dir)
>>>>>>> e4baf504ede925f4f1e07d823c9b20b3d0dbe14c
        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError("Can not perform a '--user' install. User site-packages are not visible in this virtualenv.")
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if os.path.exists(options.target_dir) and not os.path.isdir(options.target_dir):
                raise CommandError("Target path exists but is not a directory, will not continue.")
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
Beispiel #13
0
    def run(self, options, args):

        if (
                            options.no_install or
                            options.no_download or
                        (options.build_dir != build_prefix) or
                    options.no_clean
        ):
            logger.deprecated('1.7', 'DEPRECATION: --no-install, --no-download, --build, '
                                     'and --no-clean are deprecated.  See https://github.com/pypa/pip/issues/906.')

        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True
        options.build_dir = os.path.abspath(options.build_dir)
        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages are not visible in this virtualenv.")
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if os.path.exists(options.target_dir) and not os.path.isdir(options.target_dir):
                raise CommandError("Target path exists but is not a directory, will not continue.")
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        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

        session = self._build_session(options)

        finder = self._build_package_finder(options, index_urls, session)

        requirement_set = RequirementSet(
            build_dir=options.build_dir,
            src_dir=options.src_dir,
            download_dir=options.download_dir,
            download_cache=options.download_cache,
            upgrade=options.upgrade,
            as_egg=options.as_egg,
            ignore_installed=options.ignore_installed,
            ignore_dependencies=options.ignore_dependencies,
            force_reinstall=options.force_reinstall,
            use_user_site=options.use_user_site,
            target_dir=temp_target_dir,
            session=session,
            pycompile=options.compile,
        )
        for name in args:
            requirement_set.add_requirement(
                InstallRequirement.from_line(name, None))
        for name in options.editables:
            requirement_set.add_requirement(
                InstallRequirement.from_editable(name, default_vcs=options.default_vcs))
        for filename in options.requirements:
            for req in parse_requirements(filename, finder=finder, options=options, session=session):
                requirement_set.add_requirement(req)
        if not requirement_set.has_requirements:
            opts = {'name': self.name}
            if options.find_links:
                msg = ('You must give at least one requirement to %(name)s '
                       '(maybe you meant "pip %(name)s %(links)s"?)' %
                       dict(opts, links=' '.join(options.find_links)))
            else:
                msg = ('You must give at least one requirement '
                       'to %(name)s (see "pip help %(name)s")' % opts)
            logger.warn(msg)
            return

        try:
            if not options.no_download:
                requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bundle=self.bundle)
            else:
                requirement_set.locate_files()

            if not options.no_install and not self.bundle:
                requirement_set.install(install_options, global_options, root=options.root_path)
                installed = ' '.join([req.name for req in
                                      requirement_set.successfully_installed])
                if installed:
                    logger.notify('Successfully installed %s' % installed)
            elif not self.bundle:
                downloaded = ' '.join([req.name for req in
                                       requirement_set.successfully_downloaded])
                if downloaded:
                    logger.notify('Successfully downloaded %s' % downloaded)
            elif self.bundle:
                requirement_set.create_bundle(self.bundle_filename)
                logger.notify('Created bundle in %s' % self.bundle_filename)
        except PreviousBuildDirError:
            options.no_clean = True
            raise
        finally:
            # Clean up
            if (not options.no_clean) and ((not options.no_install) or options.download_dir):
                requirement_set.cleanup_files(bundle=self.bundle)

        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)
            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']
            for item in os.listdir(lib_dir):
                shutil.move(
                    os.path.join(lib_dir, item),
                    os.path.join(options.target_dir, item)
                )
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #14
0
def get_installed():
    user_only = not virtualenv_no_global()
    return get_installed_distributions(local_only=False, user_only=user_only)
Beispiel #15
0
    def run(self, options, args):
        cmdoptions.check_install_build_global(options)

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if options.prefix_path:
                raise CommandError(
                    "Can not combine '--user' and '--prefix' as they imply "
                    "different installation locations")
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv.")
            install_options.append('--user')
            install_options.append('--prefix=')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue.")
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            if options.cache_dir and not check_path_owner(options.cache_dir):
                logger.warning(
                    "The directory '%s' or its parent directory is not owned "
                    "by the current user and caching wheels has been "
                    "disabled. check the permissions and owner of that "
                    "directory. If executing pip with sudo, you may want "
                    "sudo's -H flag.",
                    options.cache_dir,
                )
                options.cache_dir = None

            with BuildDirectory(options.build_dir,
                                delete=build_delete) as build_dir:
                requirement_set = RequirementSet(
                    build_dir=build_dir,
                    src_dir=options.src_dir,
                    upgrade=options.upgrade,
                    upgrade_strategy=options.upgrade_strategy,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    ignore_requires_python=options.ignore_requires_python,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                    require_hashes=options.require_hashes,
                    progress_bar=options.progress_bar,
                )

                self.populate_requirement_set(requirement_set, args, options,
                                              finder, session, self.name,
                                              wheel_cache)

                try:
                    if (not wheel or not options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    requirement_set.install(
                        install_options,
                        global_options,
                        root=options.root_path,
                        prefix=options.prefix_path,
                    )

                    possible_lib_locations = get_lib_location_guesses(
                        user=options.use_user_site,
                        home=temp_target_dir,
                        root=options.root_path,
                        prefix=options.prefix_path,
                        isolated=options.isolated_mode,
                    )
                    reqs = sorted(requirement_set.successfully_installed,
                                  key=operator.attrgetter('name'))
                    items = []
                    for req in reqs:
                        item = req.name
                        try:
                            installed_version = get_installed_version(
                                req.name, possible_lib_locations)
                            if installed_version:
                                item += '-' + installed_version
                        except Exception:
                            pass
                        items.append(item)
                    installed = ' '.join(items)
                    if installed:
                        logger.info('Successfully installed %s', installed)
                except EnvironmentError as e:
                    message_parts = []

                    user_option_part = "Consider using the `--user` option"
                    permissions_part = "Check the permissions"

                    if e.errno == errno.EPERM:
                        if not options.use_user_site:
                            message_parts.extend([
                                user_option_part,
                                " or ",
                                permissions_part.lower(),
                            ])
                        else:
                            message_parts.append(permissions_part)
                        message_parts.append("\n")

                    logger.error("".join(message_parts),
                                 exc_info=(options.verbose > 1))
                    return ERROR
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            ensure_dir(options.target_dir)

            # Checking both purelib and platlib directories for installed
            # packages to be moved to target directory
            lib_dir_list = []

            purelib_dir = distutils_scheme('', home=temp_target_dir)['purelib']
            platlib_dir = distutils_scheme('', home=temp_target_dir)['platlib']
            data_dir = distutils_scheme('', home=temp_target_dir)['data']

            if os.path.exists(purelib_dir):
                lib_dir_list.append(purelib_dir)
            if os.path.exists(platlib_dir) and platlib_dir != purelib_dir:
                lib_dir_list.append(platlib_dir)
            if os.path.exists(data_dir):
                lib_dir_list.append(data_dir)

            for lib_dir in lib_dir_list:
                for item in os.listdir(lib_dir):
                    if lib_dir == data_dir:
                        ddir = os.path.join(data_dir, item)
                        if any(s.startswith(ddir) for s in lib_dir_list[:-1]):
                            continue
                    target_item_dir = os.path.join(options.target_dir, item)
                    if os.path.exists(target_item_dir):
                        if not options.upgrade:
                            logger.warning(
                                'Target directory %s already exists. Specify '
                                '--upgrade to force replacement.',
                                target_item_dir)
                            continue
                        if os.path.islink(target_item_dir):
                            logger.warning(
                                'Target directory %s already exists and is '
                                'a link. Pip will not automatically replace '
                                'links, please remove if replacement is '
                                'desired.', target_item_dir)
                            continue
                        if os.path.isdir(target_item_dir):
                            shutil.rmtree(target_item_dir)
                        else:
                            os.remove(target_item_dir)

                    shutil.move(os.path.join(lib_dir, item), target_item_dir)
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #16
0
    def run(self, options, args):
        cmdoptions.check_install_build_global(options)

        upgrade_strategy = "to-satisfy-only"
        if options.upgrade:
            upgrade_strategy = options.upgrade_strategy

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if options.prefix_path:
                raise CommandError(
                    "Can not combine '--user' and '--prefix' as they imply "
                    "different installation locations")
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv.")
            install_options.append('--user')
            install_options.append('--prefix=')

        target_temp_dir = TempDirectory(kind="target")
        if options.target_dir:
            options.ignore_installed = True
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue.")

            # Create a target directory for using with the target option
            target_temp_dir.create()
            install_options.append('--home=' + target_temp_dir.path)

        global_options = options.global_options or []

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            if options.cache_dir and not check_path_owner(options.cache_dir):
                logger.warning(
                    "The directory '%s' or its parent directory is not owned "
                    "by the current user and caching wheels has been "
                    "disabled. check the permissions and owner of that "
                    "directory. If executing pip with sudo, you may want "
                    "sudo's -H flag.",
                    options.cache_dir,
                )
                options.cache_dir = None

            with TempDirectory(options.build_dir,
                               delete=build_delete,
                               kind="install") as directory:
                requirement_set = RequirementSet(
                    build_dir=directory.path,
                    src_dir=options.src_dir,
                    target_dir=target_temp_dir.path,
                    pycompile=options.compile,
                    wheel_cache=wheel_cache,
                    require_hashes=options.require_hashes,
                    use_user_site=options.use_user_site,
                    progress_bar=options.progress_bar,
                )

                self.populate_requirement_set(requirement_set, args, options,
                                              finder, session, self.name,
                                              wheel_cache)

                try:
                    resolver = Resolver(
                        preparer=RequirementPreparer(),
                        finder=finder,
                        session=session,
                        use_user_site=options.use_user_site,
                        upgrade_strategy=upgrade_strategy,
                        force_reinstall=options.force_reinstall,
                        ignore_dependencies=options.ignore_dependencies,
                        ignore_requires_python=options.ignore_requires_python,
                        ignore_installed=options.ignore_installed,
                        isolated=options.isolated_mode,
                    )
                    resolver.resolve(requirement_set)

                    # on -d don't do complex things like building
                    # wheels, and don't try to build wheels when wheel is
                    # not installed.
                    if wheel and options.cache_dir:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(session=session, autobuilding=True)

                    requirement_set.install(
                        install_options,
                        global_options,
                        root=options.root_path,
                        prefix=options.prefix_path,
                    )

                    possible_lib_locations = get_lib_location_guesses(
                        user=options.use_user_site,
                        home=target_temp_dir.path,
                        root=options.root_path,
                        prefix=options.prefix_path,
                        isolated=options.isolated_mode,
                    )
                    reqs = sorted(requirement_set.successfully_installed,
                                  key=operator.attrgetter('name'))
                    items = []
                    for req in reqs:
                        item = req.name
                        try:
                            installed_version = get_installed_version(
                                req.name, possible_lib_locations)
                            if installed_version:
                                item += '-' + installed_version
                        except Exception:
                            pass
                        items.append(item)
                    installed = ' '.join(items)
                    if installed:
                        logger.info('Successfully installed %s', installed)
                except EnvironmentError as e:
                    message_parts = []

                    user_option_part = "Consider using the `--user` option"
                    permissions_part = "Check the permissions"

                    if e.errno == errno.EPERM:
                        if not options.use_user_site:
                            message_parts.extend([
                                user_option_part,
                                " or ",
                                permissions_part.lower(),
                            ])
                        else:
                            message_parts.append(permissions_part)
                        message_parts.append("\n")

                    logger.error("".join(message_parts),
                                 exc_info=(options.verbose > 1))
                    return ERROR
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            self._handle_target_dir(options.target_dir, target_temp_dir,
                                    options.upgrade)
        return requirement_set
Beispiel #17
0
    def run(self, options, args):
        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True
        options.build_dir = os.path.abspath(options.build_dir)
        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages are not visible in this virtualenv."
                )
            install_options.append('--user')
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if os.path.exists(options.target_dir) and not os.path.isdir(
                    options.target_dir):
                raise CommandError(
                    "Target path exists but is not a directory, will not continue."
                )
            install_options.append('--home=' + temp_target_dir)
        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.notify('Ignoring indexes: %s' % ','.join(index_urls))
            index_urls = []

        finder = self._build_package_finder(options, index_urls)

        requirement_set = RequirementSet(
            build_dir=options.build_dir,
            src_dir=options.src_dir,
            download_dir=options.download_dir,
            download_cache=options.download_cache,
            upgrade=options.upgrade,
            as_egg=options.as_egg,
            ignore_installed=options.ignore_installed,
            ignore_dependencies=options.ignore_dependencies,
            force_reinstall=options.force_reinstall,
            use_user_site=options.use_user_site)
        for name in args:
            requirement_set.add_requirement(
                InstallRequirement.from_line(name, None))
        for name in options.editables:
            requirement_set.add_requirement(
                InstallRequirement.from_editable(
                    name, default_vcs=options.default_vcs))
        for filename in options.requirements:
            for req in parse_requirements(filename,
                                          finder=finder,
                                          options=options):
                requirement_set.add_requirement(req)
        if not requirement_set.has_requirements:
            opts = {'name': self.name}
            if options.find_links:
                msg = ('You must give at least one requirement to %(name)s '
                       '(maybe you meant "pip %(name)s %(links)s"?)' %
                       dict(opts, links=' '.join(options.find_links)))
            else:
                msg = ('You must give at least one requirement '
                       'to %(name)s (see "pip help %(name)s")' % opts)
            logger.warn(msg)
            return

        if (options.use_user_site and sys.version_info < (2, 6)):
            raise InstallationError(
                '--user is only supported in Python version 2.6 and newer')

        import setuptools
        if (options.use_user_site and requirement_set.has_editables
                and not getattr(setuptools, '_distribute', False)):

            raise InstallationError(
                '--user --editable not supported with setuptools, use distribute'
            )

        if not options.no_download:
            requirement_set.prepare_files(finder,
                                          force_root_egg_info=self.bundle,
                                          bundle=self.bundle)
        else:
            requirement_set.locate_files()

        if not options.no_install and not self.bundle:
            requirement_set.install(install_options,
                                    global_options,
                                    root=options.root_path)
            installed = ' '.join(
                [req.name for req in requirement_set.successfully_installed])
            if installed:
                logger.notify('Successfully installed %s' % installed)
        elif not self.bundle:
            downloaded = ' '.join(
                [req.name for req in requirement_set.successfully_downloaded])
            if downloaded:
                logger.notify('Successfully downloaded %s' % downloaded)
        elif self.bundle:
            requirement_set.create_bundle(self.bundle_filename)
            logger.notify('Created bundle in %s' % self.bundle_filename)
        # Clean up
        if not options.no_install or options.download_dir:
            requirement_set.cleanup_files(bundle=self.bundle)
        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)
            lib_dir = home_lib(temp_target_dir)
            for item in os.listdir(lib_dir):
                shutil.move(os.path.join(lib_dir, item),
                            os.path.join(options.target_dir, item))
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #18
0
        if (options.build_dir is None
                and (options.no_install or options.no_download)):
>>>>>>> bde4533e29dfedadf6bcf9d451baa615bc828a59
            options.build_dir = build_prefix

        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
<<<<<<< HEAD
            if (os.path.exists(options.target_dir) and not
                    os.path.isdir(options.target_dir)):
=======
Beispiel #19
0
    def run(self, options, args):

        if (options.no_install or options.no_download or options.build_dir
                or options.no_clean):
            logger.deprecated(
                '1.7', 'DEPRECATION: --no-install, --no-download, --build, '
                'and --no-clean are deprecated.  See https://github.com/pypa/pip/issues/906.'
            )

        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True

        # If we have --no-install or --no-download and no --build we use the
        # legacy static build dir
        if (options.build_dir is None
                and (options.no_install or options.no_download)):
            options.build_dir = build_prefix

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages are not visible in this virtualenv."
                )
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if os.path.exists(options.target_dir) and not os.path.isdir(
                    options.target_dir):
                raise CommandError(
                    "Target path exists but is not a directory, will not continue."
                )
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        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

        session = self._build_session(options)

        finder = self._build_package_finder(options, index_urls, 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=options.src_dir,
                download_dir=options.download_dir,
                download_cache=options.download_cache,
                upgrade=options.upgrade,
                as_egg=options.as_egg,
                ignore_installed=options.ignore_installed,
                ignore_dependencies=options.ignore_dependencies,
                force_reinstall=options.force_reinstall,
                use_user_site=options.use_user_site,
                target_dir=temp_target_dir,
                session=session,
                pycompile=options.compile,
            )
            for name in args:
                requirement_set.add_requirement(
                    InstallRequirement.from_line(name, None))
            for name in options.editables:
                requirement_set.add_requirement(
                    InstallRequirement.from_editable(
                        name, default_vcs=options.default_vcs))
            for filename in options.requirements:
                for req in parse_requirements(filename,
                                              finder=finder,
                                              options=options,
                                              session=session):
                    requirement_set.add_requirement(req)
            if not requirement_set.has_requirements:
                opts = {'name': self.name}
                if options.find_links:
                    msg = (
                        'You must give at least one requirement to %(name)s '
                        '(maybe you meant "pip %(name)s %(links)s"?)' %
                        dict(opts, links=' '.join(options.find_links)))
                else:
                    msg = ('You must give at least one requirement '
                           'to %(name)s (see "pip help %(name)s")' % opts)
                logger.warn(msg)
                return

            try:
                if not options.no_download:
                    requirement_set.prepare_files(
                        finder,
                        force_root_egg_info=self.bundle,
                        bundle=self.bundle)
                else:
                    requirement_set.locate_files()

                if not options.no_install and not self.bundle:
                    requirement_set.install(install_options,
                                            global_options,
                                            root=options.root_path)
                    installed = ' '.join([
                        req.name
                        for req in requirement_set.successfully_installed
                    ])
                    if installed:
                        logger.notify('Successfully installed %s' % installed)
                elif not self.bundle:
                    downloaded = ' '.join([
                        req.name
                        for req in requirement_set.successfully_downloaded
                    ])
                    if downloaded:
                        logger.notify('Successfully downloaded %s' %
                                      downloaded)
                elif self.bundle:
                    requirement_set.create_bundle(self.bundle_filename)
                    logger.notify('Created bundle in %s' %
                                  self.bundle_filename)
            except PreviousBuildDirError:
                options.no_clean = True
                raise
            finally:
                # Clean up
                if (not options.no_clean) and ((not options.no_install)
                                               or options.download_dir):
                    requirement_set.cleanup_files(bundle=self.bundle)

        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)
            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']
            for item in os.listdir(lib_dir):
                shutil.move(os.path.join(lib_dir, item),
                            os.path.join(options.target_dir, item))
            shutil.rmtree(temp_target_dir)
        return requirement_set
Beispiel #20
0
    def run(self, options, args):

        if (
            options.no_install or
            options.no_download
        ):
            warnings.warn(
                "--no-install and --no-download are deprecated. "
                "See https://github.com/pypa/pip/issues/906.",
                RemovedInPip7Warning,
            )

        # If we have --no-install or --no-download and no --build we use the
        # legacy static build dir
        if (options.build_dir is None
                and (options.no_install or options.no_download)):
            options.build_dir = build_prefix

        if options.download_dir:
            options.no_install = True
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir)
                    and not os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue."
                )
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        if options.use_mirrors:
            warnings.warn(
                "--use-mirrors has been deprecated and will be removed in the "
                "future. Explicit uses of --index-url and/or --extra-index-url"
                " is suggested.",
                RemovedInPip7Warning,
            )

        if options.mirrors:
            warnings.warn(
                "--mirrors has been deprecated and will be removed in the "
                "future. Explicit uses of --index-url and/or --extra-index-url"
                " is suggested.",
                RemovedInPip7Warning,
            )
            index_urls += options.mirrors

        if options.download_cache:
            warnings.warn(
                "--download-cache has been deprecated and will be removed in "
                "the future. Pip now automatically uses and configures its "
                "cache.",
                RemovedInPip8Warning,
            )

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, index_urls, 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=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                )

                for name in args:
                    requirement_set.add_requirement(
                        InstallRequirement.from_line(
                            name, None, isolated=options.isolated_mode,
                        )
                    )

                for name in options.editables:
                    requirement_set.add_requirement(
                        InstallRequirement.from_editable(
                            name,
                            default_vcs=options.default_vcs,
                            isolated=options.isolated_mode,
                        )
                    )

                for filename in options.requirements:
                    for req in parse_requirements(
                            filename,
                            finder=finder, options=options, session=session):
                        requirement_set.add_requirement(req)

                if not requirement_set.has_requirements:
                    opts = {'name': self.name}
                    if options.find_links:
                        msg = ('You must give at least one requirement to '
                               '%(name)s (maybe you meant "pip %(name)s '
                               '%(links)s"?)' %
                               dict(opts, links=' '.join(options.find_links)))
                    else:
                        msg = ('You must give at least one requirement '
                               'to %(name)s (see "pip help %(name)s")' % opts)
                    logger.warning(msg)
                    return

                try:
                    if not options.no_download:
                        requirement_set.prepare_files(finder)
                    else:
                        requirement_set.locate_files()

                    if not options.no_install:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                        )
                        reqs = sorted(
                            requirement_set.successfully_installed,
                            key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                if hasattr(req, 'installed_version'):
                                    if req.installed_version:
                                        item += '-' + req.installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                            req.name
                            for req in requirement_set.successfully_downloaded
                        ])
                        if downloaded:
                            logger.info(
                                'Successfully downloaded %s', downloaded
                            )
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if ((not options.no_clean)
                            and ((not options.no_install)
                                 or options.download_dir)):
                        requirement_set.cleanup_files()

        if options.target_dir:
            if not os.path.exists(options.target_dir):
                os.makedirs(options.target_dir)

            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']

            for item in os.listdir(lib_dir):
                target_item_dir = os.path.join(options.target_dir, item)
                if os.path.exists(target_item_dir):
                    if not options.upgrade:
                        logger.warning(
                            'Target directory %s already exists. Specify '
                            '--upgrade to force replacement.',
                            target_item_dir
                        )
                        continue
                    if os.path.islink(target_item_dir):
                        logger.warning(
                            'Target directory %s already exists and is '
                            'a link. Pip will not automatically replace '
                            'links, please remove if replacement is '
                            'desired.',
                            target_item_dir
                        )
                        continue
                    if os.path.isdir(target_item_dir):
                        shutil.rmtree(target_item_dir)
                    else:
                        os.remove(target_item_dir)

                shutil.move(
                    os.path.join(lib_dir, item),
                    target_item_dir
                )
            shutil.rmtree(temp_target_dir)
        return requirement_set
    def run(self, options, args):
        cmdoptions.resolve_wheel_no_use_binary(options)
        cmdoptions.check_install_build_global(options)

        if options.download_dir:
            options.ignore_installed = True

        if options.build_dir:
            options.build_dir = os.path.abspath(options.build_dir)

        options.src_dir = os.path.abspath(options.src_dir)
        install_options = options.install_options or []
        if options.use_user_site:
            if virtualenv_no_global():
                raise InstallationError(
                    "Can not perform a '--user' install. User site-packages "
                    "are not visible in this virtualenv."
                )
            install_options.append('--user')
            install_options.append('--prefix=')

        temp_target_dir = None
        if options.target_dir:
            options.ignore_installed = True
            temp_target_dir = tempfile.mkdtemp()
            options.target_dir = os.path.abspath(options.target_dir)
            if (os.path.exists(options.target_dir) and not
                    os.path.isdir(options.target_dir)):
                raise CommandError(
                    "Target path exists but is not a directory, will not "
                    "continue."
                )
            install_options.append('--home=' + temp_target_dir)

        global_options = options.global_options or []
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        if options.download_cache:
            warnings.warn(
                "--download-cache has been deprecated and will be removed in "
                "the future. Pip now automatically uses and configures its "
                "cache.",
                RemovedInPip8Warning,
            )

        with self._build_session(options) as session:

            finder = self._build_package_finder(options, index_urls, session)
            build_delete = (not (options.no_clean or options.build_dir))
            wheel_cache = WheelCache(options.cache_dir, options.format_control)
            with BuildDirectory(options.build_dir,
                                delete=build_delete) as build_dir:
                requirement_set = RequirementSet(
                    build_dir=build_dir,
                    src_dir=options.src_dir,
                    download_dir=options.download_dir,
                    upgrade=options.upgrade,
                    as_egg=options.as_egg,
                    ignore_installed=options.ignore_installed,
                    ignore_dependencies=options.ignore_dependencies,
                    force_reinstall=options.force_reinstall,
                    use_user_site=options.use_user_site,
                    target_dir=temp_target_dir,
                    session=session,
                    pycompile=options.compile,
                    isolated=options.isolated_mode,
                    wheel_cache=wheel_cache,
                )

                self.populate_requirement_set(
                    requirement_set, args, options, finder, session, self.name,
                    wheel_cache
                )

                if not requirement_set.has_requirements:
                    return

                try:
                    if (options.download_dir or not wheel or not
                            options.cache_dir):
                        # on -d don't do complex things like building
                        # wheels, and don't try to build wheels when wheel is
                        # not installed.
                        requirement_set.prepare_files(finder)
                    else:
                        # build wheels before install.
                        wb = WheelBuilder(
                            requirement_set,
                            finder,
                            build_options=[],
                            global_options=[],
                        )
                        # Ignore the result: a failed wheel will be
                        # installed from the sdist/vcs whatever.
                        wb.build(autobuilding=True)

                    if not options.download_dir:
                        requirement_set.install(
                            install_options,
                            global_options,
                            root=options.root_path,
                        )
                        reqs = sorted(
                            requirement_set.successfully_installed,
                            key=operator.attrgetter('name'))
                        items = []
                        for req in reqs:
                            item = req.name
                            try:
                                if hasattr(req, 'installed_version'):
                                    if req.installed_version:
                                        item += '-' + req.installed_version
                            except Exception:
                                pass
                            items.append(item)
                        installed = ' '.join(items)
                        if installed:
                            logger.info('Successfully installed %s', installed)
                    else:
                        downloaded = ' '.join([
                            req.name
                            for req in requirement_set.successfully_downloaded
                        ])
                        if downloaded:
                            logger.info(
                                'Successfully downloaded %s', downloaded
                            )
                except PreviousBuildDirError:
                    options.no_clean = True
                    raise
                finally:
                    # Clean up
                    if not options.no_clean:
                        requirement_set.cleanup_files()

        if options.target_dir:
            ensure_dir(options.target_dir)

            lib_dir = distutils_scheme('', home=temp_target_dir)['purelib']

            for item in os.listdir(lib_dir):
                target_item_dir = os.path.join(options.target_dir, item)
                if os.path.exists(target_item_dir):
                    if not options.upgrade:
                        logger.warning(
                            'Target directory %s already exists. Specify '
                            '--upgrade to force replacement.',
                            target_item_dir
                        )
                        continue
                    if os.path.islink(target_item_dir):
                        logger.warning(
                            'Target directory %s already exists and is '
                            'a link. Pip will not automatically replace '
                            'links, please remove if replacement is '
                            'desired.',
                            target_item_dir
                        )
                        continue
                    if os.path.isdir(target_item_dir):
                        shutil.rmtree(target_item_dir)
                    else:
                        os.remove(target_item_dir)

                shutil.move(
                    os.path.join(lib_dir, item),
                    target_item_dir
                )
            shutil.rmtree(temp_target_dir)
        return requirement_set