for format_id, format_dict in formats_dict.items():
if not isinstance(format_dict, dict):
continue
for format_id, format_dict in formats_dict.items():
if not isinstance(format_dict, dict):
continue
- src = format_dict.get('src')
- if not isinstance(src, compat_str) or not src.startswith('http'):
+ src = url_or_none(format_dict.get('src'))
+ if not src or not src.startswith('http'):