Method error

IPython/core/magic_arguments.py:127–130

Raise a catchable error instead of exiting.

(self, message)

            conflict_handler=conflict_handler, add_help=add_help)

    def error(self, message):
        """ Raise a catchable error instead of exiting.
        """
        raise UsageError(message)

    def parse_argstring(self, argstring):
        """ Split a string into an argument list and parse that argument list.