version bump

pytube/version.py

@@ -1,4 +1,4 @@
-__version__ = "9.5.8"
+__version__ = "9.5.9"
 
 if __name__ == "__main__":
     print(__version__)

tests/test_main.py

@@ -8,8 +8,8 @@ from pytube.exceptions import VideoUnavailable
 
 
 @mock.patch("pytube.__main__.YouTube")
-def test_prefetch_deferred(MockYouTube):
-    instance = MockYouTube.return_value
+def test_prefetch_deferred(youtube):
+    instance = youtube.return_value
     instance.prefetch_descramble.return_value = None
     YouTube("https://www.youtube.com/watch?v=9bZkp7q19f0", True)
     assert not instance.prefetch_descramble.called