transcript language list is now properly escaped

youtube_transcript_api/_transcripts.py

@@ -86,11 +86,7 @@ class TranscriptListFetcher(object):
 
     def _fetch_html(self, video_id):
         response = self._http_client.get(WATCH_URL.format(video_id=video_id))
-        return _raise_http_errors(response, video_id).text.replace(
-            '\\u0026', '&'
-        ).replace(
-            '\\', ''
-        )
+        return unescape(_raise_http_errors(response, video_id).text)
 
 
 class TranscriptList(object):

youtube_transcript_api/test/test_api.py

@@ -26,9 +26,9 @@ from youtube_transcript_api import (
 def load_asset(filename):
     filepath = '{dirname}/assets/{filename}'.format(
         dirname=os.path.dirname(__file__), filename=filename)
-    
+
     with open(filepath, mode="rb") as file:
-        return file.read().decode('utf-8')
+        return file.read()
 
 
 class TestYouTubeTranscriptApi(TestCase):