Update to ytdl-commit-ed5c44e7

[compat] Replace deficient ChainMap class in Py3.3 and earlier
https://github.com/ytdl-org/youtube-dl/commit/ed5c44e7b74ac77f87ca5ed6cb5e964a0c6a0678

1 files changed, 4 insertions, 4 deletions

diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py
index 10c17ea00..2b5b3fdfc 100644
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@@ -2528,9 +2528,6 @@ class YoutubeDL:
                     '--live-from-start is passed, but there are no formats that can be downloaded from the start. '
                     'If you want to download from the current time, use --no-live-from-start'))
 
-        if not formats:
-            self.raise_no_formats(info_dict)
-
         def is_wellformed(f):
             url = f.get('url')
             if not url:
@@ -2543,7 +2540,10 @@ class YoutubeDL:
             return True
 
         # Filter out malformed formats for better extraction robustness
-        formats = list(filter(is_wellformed, formats))
+        formats = list(filter(is_wellformed, formats or []))
+
+        if not formats:
+            self.raise_no_formats(info_dict)
 
         formats_dict = {}