url_pattern, ie_key = self._PROVIDERS.get(provider.lower())
if not url_pattern:
self.report_warning(
- '%s: Unsupported video provider %s, skipping video' %
- (playlist_id, provider))
+ f'{playlist_id}: Unsupported video provider {provider}, skipping video')
continue
entries.append(self.url_result(url_pattern % video_id, ie_key))