StreamHandler should call parent constructor

Author: greezybacon

python-stdlib/logging/logging.py

@@ -58,6 +58,7 @@ def format(self, record):
 
 class StreamHandler(Handler):
     def __init__(self, stream=None):
+        super().__init__()
         self.stream = _stream if stream is None else stream
         self.terminator = "\n"