def __contains__(self, name):
        return name.lower() in self.dict
This function is called by the cmdhandler once it has
dataset/ETHPy150Open ofermend/medicare-demo/socialite/jython/Lib/rfc822.py/Message.__contains__--crossover with--dataset/ETHPy150Open evennia/evennia/evennia/commands/cmdparser.py/cmdparser