[tvp] Minor improvements (#1730)

youtube_dl/extractor/tvp.py

@@ -1,23 +1,17 @@
-# encoding: utf-8
-import re
 import json
+import re
 
 from .common import InfoExtractor
-from ..utils import (
-    determine_ext,
-    ExtractorError,
-    RegexNotFoundError,
-)
+
 
 class TvpIE(InfoExtractor):
     IE_NAME = u'tvp.pl'
     _VALID_URL = r'https?://www\.tvp\.pl/.*?wideo/(?P<date>\d+)/(?P<id>\d+)'
-    _INFO_URL = 'http://www.tvp.pl/pub/stat/videofileinfo?video_id=%s'
-
 
     _TEST = {
         u'url': u'http://www.tvp.pl/warszawa/magazyny/campusnews/wideo/31102013/12878238',
-        u'file': u'31.10.2013-12878238.wmv',
+        u'md5': u'148408967a6a468953c0a75cbdaf0d7a',
+        u'file': u'12878238.wmv',
         u'info_dict': {
             u'title': u'31.10.2013',
             u'description': u'31.10.2013',
@@ -27,34 +21,21 @@ class TvpIE(InfoExtractor):
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
-        webpage = self._download_webpage(url, video_id, "Downloading video webpage")
-        json_params = self._download_webpage(self._INFO_URL % video_id, video_id, "Downloading video metadata")
-
-        try:
-            params = json.loads(json_params)
-        except:
-            raise ExtractorError(u'Invalid JSON')
+        webpage = self._download_webpage(url, video_id)
+        json_url = 'http://www.tvp.pl/pub/stat/videofileinfo?video_id=%s' % video_id
+        json_params = self._download_webpage(
+            json_url, video_id, u"Downloading video metadata")
 
+        params = json.loads(json_params)
         self.report_extraction(video_id)
-        try:
-            video_url = params['video_url']
-        except KeyError:
-            raise ExtractorError('Missing JSON parameter: ' + sys.exc_info()[1])
+        video_url = params['video_url']
 
-        try:
-            title = self._og_search_title(webpage)
-        except RegexNotFoundError:
-            title = video_id
-        info = {
+        title = self._og_search_title(webpage, fatal=True)
+        return {
             'id': video_id,
             'title': title,
             'ext': 'wmv',
             'url': video_url,
+            'description': self._og_search_description(webpage),
+            'thumbnail': self._og_search_thumbnail(webpage),
         }
-        try:
-            info['description'] = self._og_search_description(webpage)
-            info['thumbnail'] = self._og_search_thumbnail(webpage)
-        except RegexNotFoundError:
-            pass
-
-        return info