python getattr动态调用方法

class CC():
    def aa(self):
        print('aa')

    def bb(self):
        print('bb')
CC=CC()
getattr(CC,'aa',)()

 传参

class CC():
    def aa(self,aa):
        print(aa)

    def bb(self):
        print('bb')

getattr(CC(),'aa')('sssd')