Parameter.py 文件源码

def __getattr__(self, attr):
        ## Leaving this undocumented because I might like to remove it in the future..
        #print type(self), attr

        if 'names' not in self.__dict__:
            raise AttributeError(attr)
        if attr in self.names:
            import traceback
            traceback.print_stack()
            print("Warning: Use of Parameter.subParam is deprecated. Use Parameter.param(name) instead.")
            return self.param(attr)
        else:
            raise AttributeError(attr)