Minor change

tests/chatroom_server.py

@@ -20,7 +20,6 @@ async def message_handler(q: aiosched.Queue):
             logging.info(f"Got message {msg!r} with the following payload: {payload}")
     except Exception as e:
         logging.error(f"An exception occurred in the message handler -> {type(e).__name__}: {e}")
-        raise
 
 
 async def serve(bind_address: tuple):
@@ -131,5 +130,4 @@ if __name__ == "__main__":
         if isinstance(error, KeyboardInterrupt):
             logging.info("Ctrl+C detected, exiting")
         else:
-            raise
             logging.error(f"Exiting due to a {type(error).__name__}: {error}")