CoCalc -- generator2.py

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GitHub Repository: jackfrued/Python-100-Days
Path: blob/master/Day01-15/code/Day13/generator2.py
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"""
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生成器 - 使用yield关键字
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Version: 0.1
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Author: 骆昊
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Date: 2018-03-21
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"""
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def fib(num):
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    n, a, b = 0, 0, 1
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    while n < num:
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        yield b
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        a, b = b, a + b
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        n += 1
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for x in fib(20):
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    print(x)
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