Python pip.utils.get_installed_distributions() Examples

The following are 30 code examples of pip.utils.get_installed_distributions(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module pip.utils , or try the search function .
Example #1
Source File: check.py    From python-netsurv with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #2
Source File: check.py    From CTFCrackTools with GNU General Public License v3.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #3
Source File: check.py    From Hands-On-Deep-Learning-for-Games with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #4
Source File: check.py    From CTFCrackTools-V2 with GNU General Public License v3.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #5
Source File: check.py    From PhonePi_SampleServer with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #6
Source File: check.py    From Ansible with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #7
Source File: check.py    From python2017 with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #8
Source File: check.py    From planespotter with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #9
Source File: check.py    From Safejumper-for-Desktop with GNU General Public License v2.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #10
Source File: check.py    From recruit with Apache License 2.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #11
Source File: check.py    From python-netsurv with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #12
Source File: check.py    From vnpy_crypto with MIT License 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #13
Source File: check.py    From anpr with Creative Commons Attribution 4.0 International 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #14
Source File: check.py    From python with Apache License 2.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #15
Source File: check.py    From python-packages-license-check with MIT License 6 votes vote down vote up
def main():
    parser = argparse.ArgumentParser(description="Read all installed packages from sys.path and list licenses.")
    args = parser.parse_args()

    meta_files_to_check = ['PKG-INFO', 'METADATA']

    for installed_distribution in get_installed_distributions():
        found_license = False
        for metafile in meta_files_to_check:
            if not installed_distribution.has_metadata(metafile):
                continue
            for line in installed_distribution.get_metadata_lines(metafile):
                if 'License: ' in line:
                    (k, v) = line.split(': ', 1)
                    sys.stdout.write("{project_name}: {license}\n".format(
                        project_name=installed_distribution.project_name,
                        license=v))
                    found_license = True
        if not found_license:
            sys.stdout.write("{project_name}: Found no license information.\n".format(
                project_name=installed_distribution.project_name)) 
Example #16
Source File: check.py    From telegram-robot-rss with Mozilla Public License 2.0 6 votes vote down vote up
def run(self, options, args):
        dists = get_installed_distributions(local_only=False, skip=())
        missing_reqs_dict, incompatible_reqs_dict = check_requirements(dists)

        for dist in dists:
            key = '%s==%s' % (dist.project_name, dist.version)

            for requirement in missing_reqs_dict.get(key, []):
                logger.info(
                    "%s %s requires %s, which is not installed.",
                    dist.project_name, dist.version, requirement.project_name)

            for requirement, actual in incompatible_reqs_dict.get(key, []):
                logger.info(
                    "%s %s has requirement %s, but you have %s %s.",
                    dist.project_name, dist.version, requirement,
                    actual.project_name, actual.version)

        if missing_reqs_dict or incompatible_reqs_dict:
            return 1
        else:
            logger.info("No broken requirements found.") 
Example #17
Source File: list.py    From ImageFusion with MIT License 5 votes vote down vote up
def run_editables(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
            editables_only=True,
        )
        self.output_package_listing(installed_packages) 
Example #18
Source File: list.py    From ImageFusion with MIT License 5 votes vote down vote up
def run_listing(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
        )
        self.output_package_listing(installed_packages) 
Example #19
Source File: list.py    From ImageFusion with MIT License 5 votes vote down vote up
def run_listing(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
        )
        self.output_package_listing(installed_packages) 
Example #20
Source File: list.py    From datafari with Apache License 2.0 5 votes vote down vote up
def run_listing(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
        )
        self.output_package_listing(installed_packages) 
Example #21
Source File: list.py    From datafari with Apache License 2.0 5 votes vote down vote up
def run_editables(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
            editables_only=True,
        )
        self.output_package_listing(installed_packages) 
Example #22
Source File: list.py    From Splunking-Crime with GNU Affero General Public License v3.0 5 votes vote down vote up
def run_listing(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
        )
        self.output_package_listing(installed_packages) 
Example #23
Source File: list.py    From Splunking-Crime with GNU Affero General Public License v3.0 5 votes vote down vote up
def run_editables(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
            editables_only=True,
        )
        self.output_package_listing(installed_packages) 
Example #24
Source File: list.py    From Flask-P2P with MIT License 5 votes vote down vote up
def run_editables(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
            editables_only=True,
        )
        self.output_package_listing(installed_packages) 
Example #25
Source File: list.py    From Flask-P2P with MIT License 5 votes vote down vote up
def run_listing(self, options):
        installed_packages = get_installed_distributions(
            local_only=options.local,
            user_only=options.user,
        )
        self.output_package_listing(installed_packages) 
Example #26
Source File: list.py    From ImageFusion with MIT License 4 votes vote down vote up
def find_packages_latest_versions(self, options):
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        dependency_links = []
        for dist in get_installed_distributions(local_only=options.local,
                                                user_only=options.user):
            if dist.has_metadata('dependency_links.txt'):
                dependency_links.extend(
                    dist.get_metadata_lines('dependency_links.txt'),
                )

        with self._build_session(options) as session:
            finder = self._build_package_finder(options, index_urls, session)
            finder.add_dependency_links(dependency_links)

            installed_packages = get_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                include_editables=False,
            )
            format_control = FormatControl(set(), set())
            wheel_cache = WheelCache(options.cache_dir, format_control)
            for dist in installed_packages:
                req = InstallRequirement.from_line(
                    dist.key, None, isolated=options.isolated_mode,
                    wheel_cache=wheel_cache
                )
                typ = 'unknown'
                try:
                    link = finder.find_requirement(req, True)

                    # If link is None, means installed version is most
                    # up-to-date
                    if link is None:
                        continue
                except DistributionNotFound:
                    continue
                else:
                    canonical_name = pkg_resources.safe_name(req.name).lower()
                    formats = fmt_ctl_formats(format_control, canonical_name)
                    search = Search(
                        req.name,
                        canonical_name,
                        formats)
                    remote_version = finder._link_package_versions(
                        link, search).version
                    if link.is_wheel:
                        typ = 'wheel'
                    else:
                        typ = 'sdist'
                yield dist, remote_version, typ 
Example #27
Source File: list.py    From ImageFusion with MIT License 4 votes vote down vote up
def find_packages_latest_versions(self, options):
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        dependency_links = []
        for dist in get_installed_distributions(local_only=options.local,
                                                user_only=options.user):
            if dist.has_metadata('dependency_links.txt'):
                dependency_links.extend(
                    dist.get_metadata_lines('dependency_links.txt'),
                )

        with self._build_session(options) as session:
            finder = self._build_package_finder(options, index_urls, session)
            finder.add_dependency_links(dependency_links)

            installed_packages = get_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                include_editables=False,
            )
            format_control = FormatControl(set(), set())
            wheel_cache = WheelCache(options.cache_dir, format_control)
            for dist in installed_packages:
                req = InstallRequirement.from_line(
                    dist.key, None, isolated=options.isolated_mode,
                    wheel_cache=wheel_cache
                )
                typ = 'unknown'
                try:
                    link = finder.find_requirement(req, True)

                    # If link is None, means installed version is most
                    # up-to-date
                    if link is None:
                        continue
                except DistributionNotFound:
                    continue
                else:
                    canonical_name = pkg_resources.safe_name(req.name).lower()
                    formats = fmt_ctl_formats(format_control, canonical_name)
                    search = Search(
                        req.name,
                        canonical_name,
                        formats)
                    remote_version = finder._link_package_versions(
                        link, search).version
                    if link.is_wheel:
                        typ = 'wheel'
                    else:
                        typ = 'sdist'
                yield dist, remote_version, typ 
Example #28
Source File: list.py    From datafari with Apache License 2.0 4 votes vote down vote up
def find_packages_latest_versions(self, options):
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        dependency_links = []
        for dist in get_installed_distributions(local_only=options.local,
                                                user_only=options.user):
            if dist.has_metadata('dependency_links.txt'):
                dependency_links.extend(
                    dist.get_metadata_lines('dependency_links.txt'),
                )

        with self._build_session(options) as session:
            finder = self._build_package_finder(options, index_urls, session)
            finder.add_dependency_links(dependency_links)

            installed_packages = get_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                include_editables=False,
            )
            format_control = FormatControl(set(), set())
            wheel_cache = WheelCache(options.cache_dir, format_control)
            for dist in installed_packages:
                req = InstallRequirement.from_line(
                    dist.key, None, isolated=options.isolated_mode,
                    wheel_cache=wheel_cache
                )
                typ = 'unknown'
                try:
                    link = finder.find_requirement(req, True)

                    # If link is None, means installed version is most
                    # up-to-date
                    if link is None:
                        continue
                except DistributionNotFound:
                    continue
                else:
                    canonical_name = pkg_resources.safe_name(req.name).lower()
                    formats = fmt_ctl_formats(format_control, canonical_name)
                    search = Search(
                        req.name,
                        canonical_name,
                        formats)
                    remote_version = finder._link_package_versions(
                        link, search).version
                    if link.is_wheel:
                        typ = 'wheel'
                    else:
                        typ = 'sdist'
                yield dist, remote_version, typ 
Example #29
Source File: list.py    From Splunking-Crime with GNU Affero General Public License v3.0 4 votes vote down vote up
def find_packages_latest_versions(self, options):
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        dependency_links = []
        for dist in get_installed_distributions(local_only=options.local,
                                                user_only=options.user):
            if dist.has_metadata('dependency_links.txt'):
                dependency_links.extend(
                    dist.get_metadata_lines('dependency_links.txt'),
                )

        with self._build_session(options) as session:
            finder = self._build_package_finder(options, index_urls, session)
            finder.add_dependency_links(dependency_links)

            installed_packages = get_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                include_editables=False,
            )
            format_control = FormatControl(set(), set())
            wheel_cache = WheelCache(options.cache_dir, format_control)
            for dist in installed_packages:
                req = InstallRequirement.from_line(
                    dist.key, None, isolated=options.isolated_mode,
                    wheel_cache=wheel_cache
                )
                typ = 'unknown'
                try:
                    link = finder.find_requirement(req, True)

                    # If link is None, means installed version is most
                    # up-to-date
                    if link is None:
                        continue
                except DistributionNotFound:
                    continue
                else:
                    canonical_name = pkg_resources.safe_name(req.name).lower()
                    formats = fmt_ctl_formats(format_control, canonical_name)
                    search = Search(
                        req.name,
                        canonical_name,
                        formats)
                    remote_version = finder._link_package_versions(
                        link, search).version
                    if link.is_wheel:
                        typ = 'wheel'
                    else:
                        typ = 'sdist'
                yield dist, remote_version, typ 
Example #30
Source File: list.py    From Flask-P2P with MIT License 4 votes vote down vote up
def find_packages_latest_versions(self, options):
        index_urls = [options.index_url] + options.extra_index_urls
        if options.no_index:
            logger.info('Ignoring indexes: %s', ','.join(index_urls))
            index_urls = []

        dependency_links = []
        for dist in get_installed_distributions(local_only=options.local,
                                                user_only=options.user):
            if dist.has_metadata('dependency_links.txt'):
                dependency_links.extend(
                    dist.get_metadata_lines('dependency_links.txt'),
                )

        with self._build_session(options) as session:
            finder = self._build_package_finder(options, index_urls, session)
            finder.add_dependency_links(dependency_links)

            installed_packages = get_installed_distributions(
                local_only=options.local,
                user_only=options.user,
                include_editables=False,
            )
            format_control = FormatControl(set(), set())
            wheel_cache = WheelCache(options.cache_dir, format_control)
            for dist in installed_packages:
                req = InstallRequirement.from_line(
                    dist.key, None, isolated=options.isolated_mode,
                    wheel_cache=wheel_cache
                )
                typ = 'unknown'
                try:
                    link = finder.find_requirement(req, True)

                    # If link is None, means installed version is most
                    # up-to-date
                    if link is None:
                        continue
                except DistributionNotFound:
                    continue
                else:
                    canonical_name = pkg_resources.safe_name(req.name).lower()
                    formats = fmt_ctl_formats(format_control, canonical_name)
                    search = Search(
                        req.name,
                        canonical_name,
                        formats)
                    remote_version = finder._link_package_versions(
                        link, search).version
                    if link.is_wheel:
                        typ = 'wheel'
                    else:
                        typ = 'sdist'
                yield dist, remote_version, typ