mirror of
https://github.com/moparisthebest/SickRage
synced 2024-12-25 01:08:50 -05:00
7c5144417e
This reverts commit f6a264bf5c
.
143 lines
5.1 KiB
Python
143 lines
5.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2011-2012 Antoine Bertin <diaoulael@gmail.com>
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#
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# This file is part of subliminal.
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#
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# subliminal is free software; you can redistribute it and/or modify it under
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# the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# subliminal is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with subliminal. If not, see <http://www.gnu.org/licenses/>.
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from .core import (consume_task, LANGUAGE_INDEX, SERVICE_INDEX,
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SERVICE_CONFIDENCE, MATCHING_CONFIDENCE, SERVICES, create_list_tasks,
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create_download_tasks, group_by_video, key_subtitles)
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from .language import language_list, language_set, LANGUAGES
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from .tasks import StopTask
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import Queue
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import logging
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import threading
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__all__ = ['Worker', 'Pool']
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logger = logging.getLogger("subliminal")
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class Worker(threading.Thread):
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"""Consume tasks and put the result in the queue"""
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def __init__(self, tasks, results):
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super(Worker, self).__init__()
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self.tasks = tasks
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self.results = results
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self.services = {}
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def run(self):
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while 1:
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result = []
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try:
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task = self.tasks.get(block=True)
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if isinstance(task, StopTask):
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break
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result = consume_task(task, self.services)
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self.results.put((task.video, result))
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except:
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logger.error(u'Exception raised in worker %s' % self.name, exc_info=True)
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finally:
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self.tasks.task_done()
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self.terminate()
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logger.debug(u'Thread %s terminated' % self.name)
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def terminate(self):
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"""Terminate instantiated services"""
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for service_name, service in self.services.iteritems():
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try:
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service.terminate()
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except:
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logger.error(u'Exception raised when terminating service %s' % service_name, exc_info=True)
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class Pool(object):
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"""Pool of workers"""
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def __init__(self, size):
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self.tasks = Queue.Queue()
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self.results = Queue.Queue()
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self.workers = []
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for _ in range(size):
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self.workers.append(Worker(self.tasks, self.results))
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def __enter__(self):
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self.start()
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return self
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def __exit__(self, *args):
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self.stop()
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self.join()
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def start(self):
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"""Start workers"""
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for worker in self.workers:
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worker.start()
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def stop(self):
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"""Stop workers"""
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for _ in self.workers:
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self.tasks.put(StopTask())
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def join(self):
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"""Join the task queue"""
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self.tasks.join()
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def collect(self):
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"""Collect available results
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:return: results of tasks
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:rtype: list of :class:`~subliminal.tasks.Task`
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"""
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results = []
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while 1:
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try:
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result = self.results.get(block=False)
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results.append(result)
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except Queue.Empty:
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break
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return results
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def list_subtitles(self, paths, languages=None, services=None, force=True, multi=False, cache_dir=None, max_depth=3, scan_filter=None):
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"""See :meth:`subliminal.list_subtitles`"""
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services = services or SERVICES
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languages = language_set(languages) if languages is not None else language_set(LANGUAGES)
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if isinstance(paths, basestring):
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paths = [paths]
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if any([not isinstance(p, unicode) for p in paths]):
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logger.warning(u'Not all entries are unicode')
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tasks = create_list_tasks(paths, languages, services, force, multi, cache_dir, max_depth, scan_filter)
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for task in tasks:
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self.tasks.put(task)
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self.join()
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results = self.collect()
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return group_by_video(results)
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def download_subtitles(self, paths, languages=None, services=None, force=True, multi=False, cache_dir=None, max_depth=3, scan_filter=None, order=None):
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"""See :meth:`subliminal.download_subtitles`"""
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services = services or SERVICES
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languages = language_list(languages) if languages is not None else language_list(LANGUAGES)
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if isinstance(paths, basestring):
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paths = [paths]
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order = order or [LANGUAGE_INDEX, SERVICE_INDEX, SERVICE_CONFIDENCE, MATCHING_CONFIDENCE]
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subtitles_by_video = self.list_subtitles(paths, languages, services, force, multi, cache_dir, max_depth, scan_filter)
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for video, subtitles in subtitles_by_video.iteritems():
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subtitles.sort(key=lambda s: key_subtitles(s, video, languages, services, order), reverse=True)
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tasks = create_download_tasks(subtitles_by_video, languages, multi)
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for task in tasks:
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self.tasks.put(task)
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self.join()
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results = self.collect()
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return group_by_video(results)
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