[revision3] add support for pages of type tag

[yt-dlp.git] / youtube_dl / extractor / livestream.py

diff --git a/youtube_dl/extractor/livestream.py b/youtube_dl/extractor/livestream.py
index 688eb23081c370c742e9190a24f0ff7c02f35bf9..9884362261aa4deab85f8e25718feaaa7a07afce 100644 (file)
--- a/youtube_dl/extractor/livestream.py
+++ b/youtube_dl/extractor/livestream.py
@@ -64,7 +64,7 @@ class LivestreamIE(InfoExtractor):
     def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None, transform_rtmp_url=None):
         base_ele = find_xpath_attr(
             smil, self._xpath_ns('.//meta', namespace), 'name', 'httpBase')
-        base = base_ele.get('content') if base_ele else 'http://livestreamvod-f.akamaihd.net/'
+        base = base_ele.get('content') if base_ele is not None else 'http://livestreamvod-f.akamaihd.net/'
 
         formats = []
         video_nodes = smil.findall(self._xpath_ns('.//video', namespace))
@@ -110,23 +110,17 @@ def _extract_video_info(self, video_data):
 
         smil_url = video_data.get('smil_url')
         if smil_url:
-            smil_formats = self._extract_smil_formats(smil_url, video_id)
-            if smil_formats:
-                formats.extend(smil_formats)
+            formats.extend(self._extract_smil_formats(smil_url, video_id))
 
         m3u8_url = video_data.get('m3u8_url')
         if m3u8_url:
-            m3u8_formats = self._extract_m3u8_formats(
-                m3u8_url, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False)
-            if m3u8_formats:
-                formats.extend(m3u8_formats)
+            formats.extend(self._extract_m3u8_formats(
+                m3u8_url, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', fatal=False))
 
         f4m_url = video_data.get('f4m_url')
         if f4m_url:
-            f4m_formats = self._extract_f4m_formats(
-                f4m_url, video_id, f4m_id='hds', fatal=False)
-            if f4m_formats:
-                formats.extend(f4m_formats)
+            formats.extend(self._extract_f4m_formats(
+                f4m_url, video_id, f4m_id='hds', fatal=False))
         self._sort_formats(formats)
 
         comments = [{
@@ -158,17 +152,13 @@ def _extract_stream_info(self, stream_info):
         formats = []
         smil_url = stream_info.get('play_url')
         if smil_url:
-            smil_formats = self._extract_smil_formats(smil_url, broadcast_id)
-            if smil_formats:
-                formats.extend(smil_formats)
+            formats.extend(self._extract_smil_formats(smil_url, broadcast_id))
 
         entry_protocol = 'm3u8' if is_live else 'm3u8_native'
         m3u8_url = stream_info.get('m3u8_url')
         if m3u8_url:
-            m3u8_formats = self._extract_m3u8_formats(
-                m3u8_url, broadcast_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False)
-            if m3u8_formats:
-                formats.extend(m3u8_formats)
+            formats.extend(self._extract_m3u8_formats(
+                m3u8_url, broadcast_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False))
 
         rtsp_url = stream_info.get('rtsp_url')
         if rtsp_url:
@@ -293,10 +283,8 @@ def _extract_video_formats(self, video_data, video_id, entry_protocol):
 
         m3u8_url = video_data.get('httpUrl')
         if m3u8_url:
-            m3u8_formats = self._extract_m3u8_formats(
-                m3u8_url, video_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False)
-            if m3u8_formats:
-                formats.extend(m3u8_formats)
+            formats.extend(self._extract_m3u8_formats(
+                m3u8_url, video_id, 'mp4', entry_protocol, m3u8_id='hls', fatal=False))
 
         rtsp_url = video_data.get('rtspUrl')
         if rtsp_url: