Python pip._vendor.pkg_resources.get_distribution() Examples

The following are 30 code examples of pip._vendor.pkg_resources.get_distribution(). 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._vendor.pkg_resources , or try the search function .
Example #1
Source File: search.py    From telegram-robot-rss with Mozilla Public License 2.0 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(hit.get('versions', ['-'])[-1])
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        version = hit.get('versions', ['-'])[-1]
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, version), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    latest = highest_version(hit['versions'])
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #2
Source File: search.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #3
Source File: outdated.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #4
Source File: outdated.py    From stopstalk-deployment with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #5
Source File: req_install.py    From Flask-P2P with MIT License 5 votes vote down vote up
def check_if_exists(self):
        """Find an installed distribution that satisfies or conflicts
        with this requirement, and set self.satisfied_by or
        self.conflicts_with appropriately.
        """
        if self.req is None:
            return False
        try:
            self.satisfied_by = pkg_resources.get_distribution(self.req)
        except pkg_resources.DistributionNotFound:
            return False
        except pkg_resources.VersionConflict:
            existing_dist = pkg_resources.get_distribution(
                self.req.project_name
            )
            if self.use_user_site:
                if dist_in_usersite(existing_dist):
                    self.conflicts_with = existing_dist
                elif (running_under_virtualenv() and
                        dist_in_site_packages(existing_dist)):
                    raise InstallationError(
                        "Will not install to the user site because it will "
                        "lack sys.path precedence to %s in %s" %
                        (existing_dist.project_name, existing_dist.location)
                    )
            else:
                self.conflicts_with = existing_dist
        return True 
Example #6
Source File: search.py    From Weapon-Detection-And-Classification with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #7
Source File: outdated.py    From Weapon-Detection-And-Classification with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #8
Source File: search.py    From planespotter with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(hit.get('versions', ['-'])[-1])
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        version = hit.get('versions', ['-'])[-1]
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, version), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    latest = highest_version(hit['versions'])
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #9
Source File: req_install.py    From planespotter with MIT License 5 votes vote down vote up
def check_if_exists(self):
        """Find an installed distribution that satisfies or conflicts
        with this requirement, and set self.satisfied_by or
        self.conflicts_with appropriately.
        """
        if self.req is None:
            return False
        try:
            # get_distribution() will resolve the entire list of requirements
            # anyway, and we've already determined that we need the requirement
            # in question, so strip the marker so that we don't try to
            # evaluate it.
            no_marker = Requirement(str(self.req))
            no_marker.marker = None
            self.satisfied_by = pkg_resources.get_distribution(str(no_marker))
            if self.editable and self.satisfied_by:
                self.conflicts_with = self.satisfied_by
                # when installing editables, nothing pre-existing should ever
                # satisfy
                self.satisfied_by = None
                return True
        except pkg_resources.DistributionNotFound:
            return False
        except pkg_resources.VersionConflict:
            existing_dist = pkg_resources.get_distribution(
                self.req.name
            )
            if self.use_user_site:
                if dist_in_usersite(existing_dist):
                    self.conflicts_with = existing_dist
                elif (running_under_virtualenv() and
                        dist_in_site_packages(existing_dist)):
                    raise InstallationError(
                        "Will not install to the user site because it will "
                        "lack sys.path precedence to %s in %s" %
                        (existing_dist.project_name, existing_dist.location)
                    )
            else:
                self.conflicts_with = existing_dist
        return True 
Example #10
Source File: search.py    From rules_pip with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '{name_latest:{name_column_width}} - {summary}'.format(
            name_latest='{name} ({latest})'.format(**locals()),
            **locals())
        try:
            write_output(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        write_output('INSTALLED: %s (latest)', dist.version)
                    else:
                        write_output('INSTALLED: %s', dist.version)
                        if parse_version(latest).pre:
                            write_output('LATEST:    %s (pre-release; install'
                                         ' with "pip install --pre")', latest)
                        else:
                            write_output('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #11
Source File: req_install.py    From rules_pip with MIT License 5 votes vote down vote up
def uninstall(self, auto_confirm=False, verbose=False):
        # type: (bool, bool) -> Optional[UninstallPathSet]
        """
        Uninstall the distribution currently satisfying this requirement.

        Prompts before removing or modifying files unless
        ``auto_confirm`` is True.

        Refuses to delete or modify files outside of ``sys.prefix`` -
        thus uninstallation within a virtual environment can only
        modify that virtual environment, even if the virtualenv is
        linked to global site-packages.

        """
        assert self.req
        try:
            dist = pkg_resources.get_distribution(self.req.name)
        except pkg_resources.DistributionNotFound:
            logger.warning("Skipping %s as it is not installed.", self.name)
            return None
        else:
            logger.info('Found existing installation: %s', dist)

        uninstalled_pathset = UninstallPathSet.from_dist(dist)
        uninstalled_pathset.remove(auto_confirm, verbose)
        return uninstalled_pathset 
Example #12
Source File: self_outdated_check.py    From rules_pip with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return "pip" == get_installer(dist)
    except pkg_resources.DistributionNotFound:
        return False 
Example #13
Source File: search.py    From Flask-P2P with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max((len(hit['name']) for hit in hits)) + 4
    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        if terminal_width is not None:
            # wrap and indent summary to fit terminal
            summary = textwrap.wrap(
                summary,
                terminal_width - name_column_width - 5,
            )
            summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)
        line = '%s - %s' % (name.ljust(name_column_width), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    latest = highest_version(hit['versions'])
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #14
Source File: search.py    From learn_python3_spider with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #15
Source File: req_install.py    From telegram-robot-rss with Mozilla Public License 2.0 5 votes vote down vote up
def check_if_exists(self):
        """Find an installed distribution that satisfies or conflicts
        with this requirement, and set self.satisfied_by or
        self.conflicts_with appropriately.
        """
        if self.req is None:
            return False
        try:
            # get_distribution() will resolve the entire list of requirements
            # anyway, and we've already determined that we need the requirement
            # in question, so strip the marker so that we don't try to
            # evaluate it.
            no_marker = Requirement(str(self.req))
            no_marker.marker = None
            self.satisfied_by = pkg_resources.get_distribution(str(no_marker))
            if self.editable and self.satisfied_by:
                self.conflicts_with = self.satisfied_by
                # when installing editables, nothing pre-existing should ever
                # satisfy
                self.satisfied_by = None
                return True
        except pkg_resources.DistributionNotFound:
            return False
        except pkg_resources.VersionConflict:
            existing_dist = pkg_resources.get_distribution(
                self.req.name
            )
            if self.use_user_site:
                if dist_in_usersite(existing_dist):
                    self.conflicts_with = existing_dist
                elif (running_under_virtualenv() and
                        dist_in_site_packages(existing_dist)):
                    raise InstallationError(
                        "Will not install to the user site because it will "
                        "lack sys.path precedence to %s in %s" %
                        (existing_dist.project_name, existing_dist.location)
                    )
            else:
                self.conflicts_with = existing_dist
        return True 
Example #16
Source File: outdated.py    From learn_python3_spider with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #17
Source File: outdated.py    From scylla with Apache License 2.0 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #18
Source File: search.py    From scylla with Apache License 2.0 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #19
Source File: outdated.py    From Building-Recommendation-Systems-with-Python with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #20
Source File: search.py    From Building-Recommendation-Systems-with-Python with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #21
Source File: outdated.py    From Building-Recommendation-Systems-with-Python with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    # type: (str) -> bool
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #22
Source File: search.py    From Building-Recommendation-Systems-with-Python with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #23
Source File: outdated.py    From pySINDy with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #24
Source File: search.py    From pySINDy with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #25
Source File: req_install.py    From hacktoberfest2018 with GNU General Public License v3.0 5 votes vote down vote up
def check_if_exists(self, use_user_site):
        """Find an installed distribution that satisfies or conflicts
        with this requirement, and set self.satisfied_by or
        self.conflicts_with appropriately.
        """
        if self.req is None:
            return False
        try:
            # get_distribution() will resolve the entire list of requirements
            # anyway, and we've already determined that we need the requirement
            # in question, so strip the marker so that we don't try to
            # evaluate it.
            no_marker = Requirement(str(self.req))
            no_marker.marker = None
            self.satisfied_by = pkg_resources.get_distribution(str(no_marker))
            if self.editable and self.satisfied_by:
                self.conflicts_with = self.satisfied_by
                # when installing editables, nothing pre-existing should ever
                # satisfy
                self.satisfied_by = None
                return True
        except pkg_resources.DistributionNotFound:
            return False
        except pkg_resources.VersionConflict:
            existing_dist = pkg_resources.get_distribution(
                self.req.name
            )
            if use_user_site:
                if dist_in_usersite(existing_dist):
                    self.conflicts_with = existing_dist
                elif (running_under_virtualenv() and
                        dist_in_site_packages(existing_dist)):
                    raise InstallationError(
                        "Will not install to the user site because it will "
                        "lack sys.path precedence to %s in %s" %
                        (existing_dist.project_name, existing_dist.location)
                    )
            else:
                self.conflicts_with = existing_dist
        return True 
Example #26
Source File: search.py    From hacktoberfest2018 with GNU General Public License v3.0 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #27
Source File: search.py    From recruit with Apache License 2.0 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(hit.get('versions', ['-'])[-1])
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        version = hit.get('versions', ['-'])[-1]
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, version), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    latest = highest_version(hit['versions'])
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #28
Source File: search.py    From hacktoberfest2018 with GNU General Public License v3.0 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass 
Example #29
Source File: outdated.py    From GraphicDesignPatternByPython with MIT License 5 votes vote down vote up
def was_installed_by_pip(pkg):
    """Checks whether pkg was installed by pip

    This is used not to display the upgrade message when pip is in fact
    installed by system package manager, such as dnf on Fedora.
    """
    try:
        dist = pkg_resources.get_distribution(pkg)
        return (dist.has_metadata('INSTALLER') and
                'pip' in dist.get_metadata_lines('INSTALLER'))
    except pkg_resources.DistributionNotFound:
        return False 
Example #30
Source File: search.py    From GraphicDesignPatternByPython with MIT License 5 votes vote down vote up
def print_results(hits, name_column_width=None, terminal_width=None):
    if not hits:
        return
    if name_column_width is None:
        name_column_width = max([
            len(hit['name']) + len(highest_version(hit.get('versions', ['-'])))
            for hit in hits
        ]) + 4

    installed_packages = [p.project_name for p in pkg_resources.working_set]
    for hit in hits:
        name = hit['name']
        summary = hit['summary'] or ''
        latest = highest_version(hit.get('versions', ['-']))
        if terminal_width is not None:
            target_width = terminal_width - name_column_width - 5
            if target_width > 10:
                # wrap and indent summary to fit terminal
                summary = textwrap.wrap(summary, target_width)
                summary = ('\n' + ' ' * (name_column_width + 3)).join(summary)

        line = '%-*s - %s' % (name_column_width,
                              '%s (%s)' % (name, latest), summary)
        try:
            logger.info(line)
            if name in installed_packages:
                dist = pkg_resources.get_distribution(name)
                with indent_log():
                    if dist.version == latest:
                        logger.info('INSTALLED: %s (latest)', dist.version)
                    else:
                        logger.info('INSTALLED: %s', dist.version)
                        logger.info('LATEST:    %s', latest)
        except UnicodeEncodeError:
            pass