[util] Move compatibility functions out of util

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

diff --git a/youtube_dl/extractor/facebook.py b/youtube_dl/extractor/facebook.py
index d675a939dda29f9faa620dea10641415553da1cf..10480356324d2b1d3558e570b02646990321bb27 100644 (file)
--- a/youtube_dl/extractor/facebook.py
+++ b/youtube_dl/extractor/facebook.py
@@ -5,15 +5,17 @@ import re
 import socket
 
 from .common import InfoExtractor
-from ..utils import (
+from ..compat import (
     compat_http_client,
     compat_str,
     compat_urllib_error,
     compat_urllib_parse,
     compat_urllib_request,
+)
+from ..utils import (
     urlencode_postdata,
-
     ExtractorError,
+    limit_length,
 )
 
 
@@ -35,7 +37,15 @@ class FacebookIE(InfoExtractor):
             'id': '637842556329505',
             'ext': 'mp4',
             'duration': 38,
-            'title': 'Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam fin...',
+            'title': 're:Did you know Kei Nishikori is the first Asian man to ever reach a Grand Slam',
+        }
+    }, {
+        'note': 'Video without discernible title',
+        'url': 'https://www.facebook.com/video.php?v=274175099429670',
+        'info_dict': {
+            'id': '274175099429670',
+            'ext': 'mp4',
+            'title': 'Facebook video #274175099429670',
         }
     }, {
         'url': 'https://www.facebook.com/video.php?v=10204634152394104',
@@ -131,8 +141,7 @@ class FacebookIE(InfoExtractor):
             video_title = self._html_search_regex(
                 r'(?s)<span class="fbPhotosPhotoCaption".*?id="fbPhotoPageCaption"><span class="hasCaption">(.*?)</span>',
                 webpage, 'alternative title', default=None)
-            if len(video_title) > 80 + 3:
-                video_title = video_title[:80] + '...'
+            video_title = limit_length(video_title, 80)
         if not video_title:
             video_title = 'Facebook video #%s' % video_id