Every extractor also return it's name.

youtube_dl/InfoExtractors.py

@@ -445,6 +445,7 @@ class YoutubeIE(InfoExtractor):
 			video_extension = self._video_extensions.get(format_param, 'flv')
 
 			results.append({
+				'provider': IE_NAME,
 				'id':		video_id.decode('utf-8'),
 				'url':		video_real_url.decode('utf-8'),
 				'uploader':	video_uploader.decode('utf-8'),
@@ -578,6 +579,7 @@ class MetacafeIE(InfoExtractor):
 		video_uploader = mobj.group(1)
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url.decode('utf-8'),
 			'uploader':	video_uploader.decode('utf-8'),
@@ -657,6 +659,7 @@ class DailymotionIE(InfoExtractor):
 		video_uploader = mobj.group(1)
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url.decode('utf-8'),
 			'uploader':	video_uploader.decode('utf-8'),
@@ -752,6 +755,7 @@ class GoogleIE(InfoExtractor):
 			video_thumbnail = ''
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url.decode('utf-8'),
 			'uploader':	u'NA',
@@ -819,6 +823,7 @@ class PhotobucketIE(InfoExtractor):
 		video_uploader = mobj.group(2).decode('utf-8')
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url.decode('utf-8'),
 			'uploader':	video_uploader,
@@ -961,6 +966,7 @@ class YahooIE(InfoExtractor):
 		video_url = unescapeHTML(video_url)
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url,
 			'uploader':	video_uploader,
@@ -1065,6 +1071,7 @@ class VimeoIE(InfoExtractor):
 					%(video_id, sig, timestamp, quality, video_codec.upper())
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id,
 			'url':		video_url,
 			'uploader':	video_uploader,
@@ -1213,6 +1220,7 @@ class GenericIE(InfoExtractor):
 		video_uploader = mobj.group(1).decode('utf-8')
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		video_url.decode('utf-8'),
 			'uploader':	video_uploader,
@@ -1769,6 +1777,7 @@ class DepositFilesIE(InfoExtractor):
 		file_title = mobj.group(1).decode('utf-8')
 
 		return [{
+			'provider': IE_NAME,
 			'id':		file_id.decode('utf-8'),
 			'url':		file_url.decode('utf-8'),
 			'uploader':	u'NA',
@@ -1973,6 +1982,7 @@ class FacebookIE(InfoExtractor):
 			video_extension = self._video_extensions.get(format_param, 'mp4')
 
 			results.append({
+				'provider': IE_NAME,
 				'id':		video_id.decode('utf-8'),
 				'url':		video_real_url.decode('utf-8'),
 				'uploader':	video_uploader.decode('utf-8'),
@@ -2024,6 +2034,7 @@ class BlipTVIE(InfoExtractor):
 				ext = ext.replace('.', '')
 				self.report_direct_download(title)
 				info = {
+					'provider': IE_NAME,
 					'id': title,
 					'url': url,
 					'title': title,
@@ -2055,6 +2066,7 @@ class BlipTVIE(InfoExtractor):
 				ext = umobj.group(1)
 
 				info = {
+					'provider': IE_NAME,
 					'id': data['item_id'],
 					'url': video_url,
 					'uploader': data['display_name'],
@@ -2124,6 +2136,7 @@ class MyVideoIE(InfoExtractor):
 		video_title = mobj.group(1)
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id,
 			'url':		video_url,
 			'uploader':	u'NA',
@@ -2250,6 +2263,7 @@ class ComedyCentralIE(InfoExtractor):
 
 			effTitle = showId + u'-' + epTitle
 			info = {
+				'provider': IE_NAME,
 				'id': shortMediaId,
 				'url': video_url,
 				'uploader': showId,
@@ -2326,6 +2340,7 @@ class EscapistIE(InfoExtractor):
 		videoUrl = playlist[1]['url']
 
 		info = {
+			'provider': IE_NAME,
 			'id': videoId,
 			'url': videoUrl,
 			'uploader': showName,
@@ -2377,6 +2392,7 @@ class CollegeHumorIE(InfoExtractor):
 		internal_video_id = m.group('internalvideoid')
 
 		info = {
+			'provider': IE_NAME,
 			'id': video_id,
 			'internal_id': internal_video_id,
 		}
@@ -2462,6 +2478,7 @@ class XVideosIE(InfoExtractor):
 		video_thumbnail = mobj.group(0).decode('utf-8')
 
 		info = {
+			'provider': IE_NAME,
 			'id': video_id,
 			'url': video_url,
 			'uploader': None,
@@ -2559,6 +2576,7 @@ class SoundcloudIE(InfoExtractor):
 		request = urllib2.Request('http://media.soundcloud.com/crossdomain.xml', std_headers)
 
 		return [{
+			'provider': IE_NAME,
 			'id':		video_id.decode('utf-8'),
 			'url':		mediaURL,
 			'uploader':	uploader.decode('utf-8'),
@@ -2628,6 +2646,7 @@ class InfoQIE(InfoExtractor):
 		video_id, extension = video_filename.split('.')
 
 		info = {
+			'provider': IE_NAME,
 			'id': video_id,
 			'url': video_url,
 			'uploader': None,
@@ -2743,6 +2762,7 @@ class MixcloudIE(InfoExtractor):
 			format_param = req_format
 
 		return [{
+			'provider': IE_NAME,
 			'id': file_id.decode('utf-8'),
 			'url': file_url.decode('utf-8'),
 			'uploader':	uploader.decode('utf-8'),
@@ -2779,6 +2799,7 @@ class StanfordOpenClassroomIE(InfoExtractor):
 			course = mobj.group('course')
 			video = mobj.group('video')
 			info = {
+				'provider': IE_NAME,
 				'id': course + '_' + video,
 			}
 
@@ -2803,6 +2824,7 @@ class StanfordOpenClassroomIE(InfoExtractor):
 		elif mobj.group('course'): # A course page
 			course = mobj.group('course')
 			info = {
+				'provider': IE_NAME,
 				'id': course,
 				'type': 'playlist',
 			}
@@ -2839,6 +2861,7 @@ class StanfordOpenClassroomIE(InfoExtractor):
 			
 		else: # Root page
 			info = {
+				'provider': IE_NAME,
 				'id': 'Stanford OpenClassroom',
 				'type': 'playlist',
 			}
@@ -2946,6 +2969,7 @@ class MTVIE(InfoExtractor):
 			return
 
 		info = {
+			'provider': IE_NAME,
 			'id': video_id,
 			'url': video_url,
 			'uploader': performer,