def addStreamHandler(self,lvl=<NUM_LIT:20>):
sh = logging.StreamHandler(sys.stdout)<EOL>sh.setLevel(lvl)<EOL>sFrmt = logging.Formatter('<STR_LIT>')<EOL>if False:<EOL><INDENT>sFrmt = logging.Formatter('<STR_LIT>')<EOL><DEDENT>sh.setFormatter(sFrmt)<EOL>self.addHandler(sh)<EOL>
This function will add a stream handler to a log with the provided level.

Args:
    lvl (int): The severity level of messages printed to the screen with 
                the stream handler, default = 20.