Update to ytdl-2021.01.03

[yt-dlp.git] / youtube_dlc / utils.py

diff --git a/youtube_dlc/utils.py b/youtube_dlc/utils.py
index 8c2c377af5463415dd4a31e2a025d4e47e52cfc6..bc41f5498463d4350eba7cd8d6ddcc063248faf4 100644 (file)
--- a/youtube_dlc/utils.py
+++ b/youtube_dlc/utils.py
@@ -3650,7 +3650,7 @@ def url_or_none(url):
     if not url or not isinstance(url, compat_str):
         return None
     url = url.strip()
-    return url if re.match(r'^(?:[a-zA-Z][\da-zA-Z.+-]*:)?//', url) else None
+    return url if re.match(r'^(?:(?:https?|rt(?:m(?:pt?[es]?|fp)|sp[su]?)|mms|ftps?):)?//', url) else None
 
 
 def parse_duration(s):