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16 lines
253 B
16 lines
253 B
4 years ago
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# yielding from an already executing generator is not allowed
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def f():
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yield 1
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# g here is already executing so this will raise an exception
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yield from g
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g = f()
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print(next(g))
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try:
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next(g)
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except ValueError:
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print('ValueError')
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