[helsinki] Simplify

youtube_dl/extractor/helsinki.py

@@ -8,44 +8,55 @@ from .common import InfoExtractor
 
 
 class HelsinkiIE(InfoExtractor):
+    IE_DESC = 'helsinki.fi'
     _VALID_URL = r'https?://video\.helsinki\.fi/Arkisto/flash\.php\?id=(?P<id>\d+)'
     _TEST = {
         'url': 'http://video.helsinki.fi/Arkisto/flash.php?id=20258',
-        'md5': 'cd829201b890905682eb194cbdea55d7',
         'info_dict': {
             'id': '20258',
             'ext': 'mp4',
             'title': 'Tietotekniikkafoorumi-iltapäivä',
+            'description': 'md5:f5c904224d43c133225130fe156a5ee0',
+        },
+        'params': {
+            'skip_download': True,  # RTMP
         }
     }
 
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
-        vid = mobj.group('id')
+        video_id = mobj.group('id')
-        webpage = self._download_webpage(url, vid)
+        webpage = self._download_webpage(url, video_id)
         formats = []
-        mobj = re.search('file=((\w+):[^&]+)', webpage)
+
-        if mobj: formats.append({
+        mobj = re.search(r'file=((\w+):[^&]+)', webpage)
+        if mobj:
+            formats.append({
                 'ext': mobj.group(2),
                 'play_path': mobj.group(1),
                 'url': 'rtmp://flashvideo.it.helsinki.fi/vod/',
                 'player_url': 'http://video.helsinki.fi/player.swf',
-            'format_note': 'sd'
+                'format_note': 'sd',
+                'quality': 0,
             })
 
-        mobj = re.search('hd\.file=((\w+):[^&]+)', webpage)
+        mobj = re.search(r'hd\.file=((\w+):[^&]+)', webpage)
-        if mobj: formats.append({
+        if mobj:
+            formats.append({
                 'ext': mobj.group(2),
                 'play_path': mobj.group(1),
                 'url': 'rtmp://flashvideo.it.helsinki.fi/vod/',
                 'player_url': 'http://video.helsinki.fi/player.swf',
-            'format_note': 'hd'
+                'format_note': 'hd',
+                'quality': 1,
             })
 
+        self._sort_formats(formats)
+
         return {
-            'id': vid,
+            'id': video_id,
             'title': self._og_search_title(webpage).replace('Video: ', ''),
             'description': self._og_search_description(webpage),
             'thumbnail': self._og_search_thumbnail(webpage),
-            'formats': formats
+            'formats': formats,
         }