第17月第28天 python yield

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class Fab(object):     def __init__(self, max):        self.max = max        self.n, self.a, self.b = 0, 0, 1     def __iter__(self):        return self     def next(self):        if self.n < self.max:            r = self.b            self.a, self.b = self.b, self.a + self.b            self.n = self.n + 1            return r        raise StopIteration()

def fab(max):     n, a, b = 0, 0, 1     while n < max:         yield b         # print b         a, b = b, a + b         n = n + 1 

 

 

https://www.ibm.com/developerworks/cn/opensource/os-cn-python-yield/

第17月第28天 python yield