Merge pull request #5780 from jaimeMF/remove-nondash

[youtube-dl] / youtube_dl / extractor / youtube.py

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 9096a29756ca6e1a66ecd442a92977fa1b999b31..0301682b8dd228cab336bc1e68eaf868660fd5c7 100644 (file)
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1126,12 +1126,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     self.report_warning(
                         'Skipping DASH manifest: %r' % e, video_id)
                 else:
-                    # Hide the formats we found through non-DASH
+                    # Remove the formats we found through non-DASH, they
+                    # contain less info and it can be wrong, because we use
+                    # fixed values (for example the resolution). See
+                    # https://github.com/rg3/youtube-dl/issues/5774 for an
+                    # example.
                     dash_keys = set(df['format_id'] for df in dash_formats)
-                    for f in formats:
-                        if f['format_id'] in dash_keys:
-                            f['format_id'] = 'nondash-%s' % f['format_id']
-                            f['preference'] = f.get('preference', 0) - 10000
+                    formats = [f for f in formats if f['format_id'] not in dash_keys]
                     formats.extend(dash_formats)
 
         # Check for malformed aspect ratio
@@ -1621,10 +1622,16 @@ class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor):
         # for the video ids doesn't contain an index
         ids = []
         more_widget_html = content_html = page
-
         for page_num in itertools.count(1):
             matches = re.findall(r'href="\s*/watch\?v=([0-9A-Za-z_-]{11})', content_html)
-            new_ids = orderedSet(matches)
+
+            # 'recommended' feed has infinite 'load more' and each new portion spins
+            # the same videos in (sometimes) slightly different order, so we'll check
+            # for unicity and break when portion has no new videos
+            new_ids = filter(lambda video_id: video_id not in ids, orderedSet(matches))
+            if not new_ids:
+                break
+
             ids.extend(new_ids)
 
             mobj = re.search(r'data-uix-load-more-href="/?(?P<more>[^"]+)"', more_widget_html)