diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index 2c02da2b7..3d3d43491 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -562,10 +562,9 @@ def _extract_signature_function(self, video_id, player_url, example_sig): else: assert False, 'Invalid player type %r' % player_type - if cache_spec is None: - test_string = ''.join(map(compat_chr, range(len(example_sig)))) - cache_res = res(test_string) - cache_spec = [ord(c) for c in cache_res] + test_string = ''.join(map(compat_chr, range(len(example_sig)))) + cache_res = res(test_string) + cache_spec = [ord(c) for c in cache_res] self._downloader.cache.store('youtube-sigfuncs', func_id, cache_spec) return res