[zdf] Use _download_xml

youtube_dl/extractor/common.py

@@ -210,7 +210,8 @@ class InfoExtractor(object):
         """ Returns the data of the page as a string """
         return self._download_webpage_handle(url_or_request, video_id, note, errnote)[0]
 
-    def _download_xml(self, url_or_request, video_id, note=u'Downloading XML', errnote=u'Unable to downloand XML'):
+    def _download_xml(self, url_or_request, video_id,
+                      note=u'Downloading XML', errnote=u'Unable to download XML'):
         """Return the xml as an xml.etree.ElementTree.Element"""
         xml_string = self._download_webpage(url_or_request, video_id, note, errnote)
         return xml.etree.ElementTree.fromstring(xml_string.encode('utf-8'))

youtube_dl/extractor/zdf.py

@@ -5,7 +5,6 @@ import re
 
 from .common import InfoExtractor
 from ..utils import (
-    parse_xml_doc,
     unified_strdate,
 )
 
@@ -30,9 +29,10 @@ class ZDFIE(InfoExtractor):
         video_id = mobj.group('video_id')
 
         xml_url = u'http://www.zdf.de/ZDFmediathek/xmlservice/web/beitragsDetails?ak=web&id=%s' % video_id
-        info_xml = self._download_webpage(
-            xml_url, video_id, note=u'Downloading video info')
-        doc = parse_xml_doc(info_xml)
+        doc = self._download_xml(
+            xml_url, video_id,
+            note=u'Downloading video info',
+            errnote=u'Failed to download video info')
 
         title = doc.find('.//information/title').text
         description = doc.find('.//information/detail').text

youtube_dl/utils.py

@@ -1009,11 +1009,6 @@ def unsmuggle_url(smug_url):
     return url, data
 
 
-def parse_xml_doc(s):
-    assert isinstance(s, type(u''))
-    return xml.etree.ElementTree.fromstring(s.encode('utf-8'))
-
-
 def format_bytes(bytes):
     if bytes is None:
         return u'N/A'