python类传参示例

 1 class f():
 2
 3     def __init__(self, *args, **kwargs):
 4         print('args Is', args)
　　　　　　 # args Is ('5', 'fff', 3, ' ')　　
 5         print('kwargs Is', kwargs)
　　　　　　 # kwargs Is {'kwargs': {'a': 1}}
 6         print(type(kwargs))
 7         kwargs = kwargs.get('kwargs')
 8         # kwargs = kwargs['kwargs']
 9         self.a = kwargs.get('a')
10         print('a is ', self.a)
11         self.n = args[0]
12         self.out = 1
13         return super().__init__()
14
15     def xx(self):
16         for i in range(1, int(self.n)+1):
17             self.out = self.out * i
18         print(self.out)
19
20 # *args 为tuple类型入参，**kwagrs 为dict类型入参

21 x = f('5', 'fff', 3, ' ', kwargs={'a': 1}) 22 
22 x.xx()