litecord/litecord/jobs.py

48 lines
1.2 KiB
Python

"""
Litecord
Copyright (C) 2018-2019 Luna Mendes
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, version 3 of the License.
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/>.
"""
import asyncio
from logbook import Logger
log = Logger(__name__)
class JobManager:
"""Manage background jobs"""
def __init__(self, loop=None):
self.loop = loop or asyncio.get_event_loop()
self.jobs = []
async def _wrapper(self, coro):
try:
await coro
except Exception:
log.exception('Error while running job')
def spawn(self, coro):
task = self.loop.create_task(
self._wrapper(coro)
)
self.jobs.append(task)
def close(self):
for job in self.jobs:
job.cancel()