diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py index df7378f83..5f4c93ea3 100755 --- a/youtube_dl/YoutubeDL.py +++ b/youtube_dl/YoutubeDL.py @@ -1483,12 +1483,14 @@ class YoutubeDL(object): def is_wellformed(f): url = f.get('url') - valid_url = url and isinstance(url, compat_str) - if not valid_url: + if not url: self.report_warning( '"url" field is missing or empty - skipping format, ' 'there is an error in extractor') - return valid_url + return False + if isinstance(url, bytes): + sanitize_string_field(f, 'url') + return True # Filter out malformed formats for better extraction robustness formats = list(filter(is_wellformed, formats))