def list_supported_video_types(self):
"""List supported video types asynchronously.
:return: video types supported by the providers.
:rtype: tuple of video types
"""
video_types = []
def get_providers_video_types(provider_name):
provider_video_types = None
try:
provider_video_types = {'provider': provider_name,
'video_types': self[provider_name].video_types}
except AttributeError:
logger.exception(f"{provider_name} provider doesn't have a video_types attribute")
return provider_video_types
with ThreadPoolExecutor(self.max_workers) as executor:
for future in as_completed([executor.submit(get_providers_video_types, x) for x in self.providers]):
provider_video_types = future.result()
if provider_video_types is None:
continue
# add the languages for this provider
video_types.append(provider_video_types)
return video_types
def list_subtitles(self, video, languages, blacklist=None):
subtitles = []
with ThreadPoolExecutor(self.max_workers) as executor:
for provider, provider_subtitles in executor.map(self.list_subtitles_provider, self.providers,
itertools.repeat(video, len(self.providers)),
itertools.repeat(languages, len(self.providers))):
# discard provider that failed
if provider_subtitles is None:
logger.info('Discarding provider %s', provider)
self.discarded_providers.add(provider)
continue
# add subtitles
subtitles.extend(provider_subtitles)
return subtitles