code: def call(self, command, *args):
          
          command = self._normalize_command_name(command)
          args = self._normalize_command_args(command, *args)
  
          redis_function = getattr(self, command)
          value = redis_function(*args)
          return self._normalize_command_response(command, value)
docs: Sends call to the function, whose name is specified by command.
  
          Used by Script invocations and normalizes calls using standard
          Redis arguments to use the expected redis-py arguments.