摘要：1 class LeiFeng(object): 2 3 def Sweep(self): 4 print("扫地") 5 6 def Wash(self): 7 print("洗衣") 8 9 def BuyRice(self): 10 print("买米") 11 12 13 class IF... 阅读全文

摘要：1 class Operation(): 2 3 def __init__(self, NumberA=0, NumberB=0): 4 self.NumberA = NumberA 5 self.NumberB = NumberB 6 7 def GetResult(self): 8 pass 9 10 ... 阅读全文

摘要：1 class Singleton(object): 2 3 def __new__(cls, *args, **kwargs): 4 if not hasattr(cls, '_the_instance'): 5 cls._the_instance = object.__new__(cls, *args, **kwargs) 6 ... 阅读全文