Файловый менеджер

Файловый менеджер - Редактировать - /usr/lib/python3.6/site-packages/dnf-plugins/changelog.py

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# changelog.py # DNF plugin adding a command changelog. # # Copyright (C) 2014 Red Hat, Inc. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions of # the GNU General Public License v.2, or (at your option) any later version. # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY expressed or implied, including the implied warranties of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General # Public License for more details. You should have received a copy of the # GNU General Public License along with this program; if not, write to the # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA # 02110-1301, USA. Any Red Hat trademarks that are incorporated in the # source code or documentation are not subject to the GNU General Public # License and may only be used or replicated with the express permission of # Red Hat, Inc. # from __future__ import absolute_import from __future__ import unicode_literals import argparse import collections import dateutil.parser from dnfpluginscore import _, P_, logger import dnf import dnf.cli def validate_date(val): try: return dateutil.parser.parse(val, fuzzy=True) except (ValueError, TypeError, OverflowError): raise argparse.ArgumentTypeError(_('Not a valid date: "{0}".').format(val)) @dnf.plugin.register_command class ChangelogCommand(dnf.cli.Command): aliases = ('changelog',) summary = _('Show changelog data of packages') @staticmethod def set_argparser(parser): filter_group = parser.add_mutually_exclusive_group() filter_group.add_argument( '--since', metavar="DATE", default=None, type=validate_date, help=_('show changelog entries since DATE. To avoid ambiguosity, ' 'YYYY-MM-DD format is recommended.')) filter_group.add_argument( '--count', default=None, type=int, help=_('show given number of changelog entries per package')) filter_group.add_argument( '--upgrades', default=False, action='store_true', help=_('show only new changelog entries for packages, that provide an ' 'upgrade for some of already installed packages.')) parser.add_argument("package", nargs='*', metavar=_('PACKAGE')) def configure(self): demands = self.cli.demands demands.available_repos = True demands.sack_activation = True demands.changelogs = True def query(self): q = self.base.sack.query() if self.opts.package: q.filterm(empty=True) for pkg in self.opts.package: pkg_q = dnf.subject.Subject(pkg, ignore_case=True).get_best_query( self.base.sack, with_nevra=True, with_provides=False, with_filenames=False) if self.opts.repo: pkg_q.filterm(reponame=self.opts.repo) if pkg_q: q = q.union(pkg_q.latest()) else: logger.info(_('No match for argument: %s') % pkg) elif self.opts.repo: q.filterm(reponame=self.opts.repo) if self.opts.upgrades: q = q.upgrades() else: q = q.available() return q def by_srpm(self, packages): by_srpm = collections.OrderedDict() for pkg in sorted(packages): by_srpm.setdefault((pkg.source_name or pkg.name, pkg.evr), []).append(pkg) return by_srpm def filter_changelogs(self, package): if self.opts.upgrades: return self.base.latest_changelogs(package) elif self.opts.count: return package.changelogs[:self.opts.count] elif self.opts.since: return [chlog for chlog in package.changelogs if chlog['timestamp'] >= self.opts.since.date()] else: return package.changelogs def run(self): if self.opts.since: logger.info(_('Listing changelogs since {}').format(self.opts.since)) elif self.opts.count: logger.info(P_('Listing only latest changelog', 'Listing {} latest changelogs', self.opts.count).format(self.opts.count)) elif self.opts.upgrades: logger.info( _('Listing only new changelogs since installed version of the package')) else: logger.info(_('Listing all changelogs')) by_srpm = self.by_srpm(self.query()) for name in by_srpm: print(_('Changelogs for {}').format( ', '.join(sorted({str(pkg) for pkg in by_srpm[name]})))) for chlog in self.filter_changelogs(by_srpm[name][0]): print(self.base.format_changelog(chlog))

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