[npo] added npo3 support

youtube_dl/extractor/npo.py

@@ -28,7 +28,7 @@ class NPOBaseIE(InfoExtractor):
 
 class NPOIE(NPOBaseIE):
     IE_NAME = 'npo'
-    IE_DESC = 'npo.nl and ntr.nl'
+    IE_DESC = 'npo.nl, npo3.nl and ntr.nl'
     _VALID_URL = r'''(?x)
                     (?:
                         npo:|
@@ -36,6 +36,7 @@ class NPOIE(NPOBaseIE):
                             (?:www\.)?
                             (?:
                                 npo\.nl/(?!(?:live|radio)/)(?:[^/]+/){2}|
+                                npo3\.nl/(?!/)(?:[^/]+/){2}|
                                 ntr\.nl/(?:[^/]+/){2,}|
                                 omroepwnl\.nl/video/fragment/[^/]+__|
                                 zapp\.nl/[^/]+/[^/]+/
@@ -88,6 +89,17 @@ class NPOIE(NPOBaseIE):
         'params': {
             'skip_download': True,
         }
+    }, {
+        'url': 'https://www.npo3.nl/3onderzoekt/16-09-2015/VPWON_1239870',
+        'md5': '5196e6b895a779445a610f1f4c4145e7',
+        'info_dict': {
+            'id': 'VPWON_1239870',
+            'ext': 'm4v',
+            'title': '3Onderzoekt: Krakers',
+            'description': 'md5:0f79d45e282659ba4be99b125196b6af',
+            'upload_date': '20150916',
+            'duration': 1514,
+        },
     }, {
         # non asf in streams
         'url': 'http://www.npo.nl/hoe-gaat-europa-verder-na-parijs/10-01-2015/WO_NOS_762771',