class Person:
def __init__(self):
self.age = 1 def __call__(self, *args, **kwargs):
print 'age', self.age
self.age += 1
return self person = Person()
person()()()
print type(person())
实例+()调用__call__,返回self,可实现循环调用.
知乎面试后端有问到.
C++/C 对语言而言的严格都才是足够高的.