cmd2.py 文件源码

def precmd(self, statement):
        """Hook method executed just before the command is processed by ``onecmd()`` and after adding it to the history.

        :param statement: ParsedString - subclass of str which also contains pyparsing ParseResults instance
        :return: ParsedString - a potentially modified version of the input ParsedString statement
        """
        return statement

    # -----  Methods which are cmd2-specific lifecycle hooks which are not present in cmd -----

    # noinspection PyMethodMayBeStatic