find-old-mps

#!/usr/bin/env python3
# encoding: UTF-8
# Copyright (c) 2018 Canonical Ltd.
#
# Authors:
#     Paul Larson <paul.larson@canonical.com>
#     Sylvain Pineau <sylvain.pineau@canonical.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty 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, see <http://www.gnu.org/licenses/>.

"""
This is a small tool to go through a list of projects we care about,
find active merge proposals that are old, and generate a list. This
list can be sent out to the team to nag everyone that there are
things that need attention.

A good config file to download for the project list can be found at:
https://raw.githubusercontent.com/checkbox/pmr-configs/master/pmr.conf
"""

import argparse
from launchpadlib.launchpad import Launchpad
from configparser import ConfigParser
import datetime


def get_args():
    parser = argparse.ArgumentParser()
    parser.add_argument('--config', default='pmr.conf',
                        help='Specify file with project list')
    parser.add_argument('--credentials', default=None,
                        help='Specify launchpad credentials')
    parser.add_argument('--days', type=int, default=7,
                        help='Report on merge proposals older than --days')
    return parser.parse_args()


def get_project_list(config_file):
    """ Return a list of all our projects from the configfile """
    config = ConfigParser()
    config.read(config_file)
    all_projects = [section[3:] for section in config.sections() if
                    section.startswith('lp:')]
    return all_projects


def main():
    args = get_args()
    lp = Launchpad.login_with('active-reviews', 'production',
                              credentials_file=args.credentials)
    now = datetime.datetime.now(datetime.timezone.utc)
    all_projects = get_project_list(args.config)
    for project in all_projects:
        p = lp.projects[project]
        mp_list = [x for x in p.getMergeProposals(status="Needs review") if
                   x.date_created < now - datetime.timedelta(days=args.days)]
        if mp_list:
            print("###", p.name, "###")
            for mp in mp_list:
                print(
                    "{} ({} days old)".format(mp.web_link,
                                              (now - mp.date_created).days))
            print()


if __name__ == '__main__':
    raise SystemExit(main())