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27 lines
562 B
Python
27 lines
562 B
Python
# a generator that closes over outer variables
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def f():
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x = 1 # closed over by g
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def g():
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yield x
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yield x + 1
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return g()
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for i in f():
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print(i)
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# a generator that has its variables closed over
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def f():
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x = 1 # closed over by g
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def g():
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return x + 1
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yield g()
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x = 2
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yield g()
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for i in f():
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print(i)
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# using comprehensions, the inner generator closes over y
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generator_of_generators = (((x, y) for x in range(2)) for y in range(3))
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for i in generator_of_generators:
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for j in i:
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print(j)
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