python 获取类中除内置方法外的所有方法名

#!/usr/bin/env python
# !-*- coding:utf-8 -*-

class menu:

    def __init__(self):
        pass

    def updateproject(self):
        pass

    def restartproject(self):
        pass

    def restarttomcat(self):
        pass

    def stoptomcat(self):
        pass

    def starttomcat(self):
        pass

    def methods(self):
        return(list(filter(lambda m: not m.startswith("__") and not m.endswith("__") and callable(getattr(self, m)), dir(self))))

if __name__ == '__main__':
    print(menu().methods())