多重继承
摘要:class A: def save(self): print("save in a") def pre_save(self): print('pre save in a') class B(A): def save(self): self.pre_save() # 注3 print('save in
阅读全文
posted @ 2020-08-01 18:28
posted @ 2020-08-01 18:28
posted @ 2018-08-29 21:06