[espn] Add extractor (#4396)

Unfinished

youtube_dl/extractor/espn.py

@@ -0,0 +1,55 @@
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+
+
+class ESPNIE(InfoExtractor):
+    _VALID_URL = r'https?://espn\.go\.com/(?:[^/]+/)*(?P<id>[^/]+)'
+    _WORKING = False
+    _TESTS = [{
+        'url': 'http://espn.go.com/video/clip?id=10365079',
+        'info_dict': {
+            'id': 'FkYWtmazr6Ed8xmvILvKLWjd4QvYZpzG',
+            'ext': 'mp4',
+            'title': 'dm_140128_30for30Shorts___JudgingJewellv2',
+            'description': '',
+        },
+        'params': {
+            # m3u8 download
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://espn.go.com/video/iframe/twitter/?cms=espn&id=10365079',
+        'only_matching': True,
+    }, {
+        'url': 'http://espn.go.com/nba/recap?gameId=400793786',
+        'only_matching': True,
+    }, {
+        'url': 'http://espn.go.com/blog/golden-state-warriors/post/_/id/593/how-warriors-rapidly-regained-a-winning-edge',
+        'only_matching': True,
+    }, {
+        'url': 'http://espn.go.com/sports/endurance/story/_/id/12893522/dzhokhar-tsarnaev-sentenced-role-boston-marathon-bombings',
+        'only_matching': True,
+    }, {
+        'url': 'http://espn.go.com/nba/playoffs/2015/story/_/id/12887571/john-wall-washington-wizards-no-swelling-left-hand-wrist-game-5-return',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+
+        webpage = self._download_webpage(url, video_id)
+
+        video_id = self._search_regex(
+            r'class="video-play-button"[^>]+data-id="(\d+)',
+            webpage, 'video id')
+
+        player = self._download_webpage(
+            'https://espn.go.com/video/iframe/twitter/?id=%s' % video_id, video_id)
+
+        pcode = self._search_regex(
+            r'["\']pcode=([^"\']+)["\']', player, 'pcode')
+
+        return self.url_result(
+            'ooyalaexternal:espn:%s:%s' % (video_id, pcode),
+            'OoyalaExternal')