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30 lines
609 B
30 lines
609 B
9 years ago
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# test basic async for execution
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# example taken from PEP0492
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class AsyncIteratorWrapper:
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def __init__(self, obj):
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print('init')
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self._it = iter(obj)
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async def __aiter__(self):
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print('aiter')
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return self
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async def __anext__(self):
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print('anext')
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try:
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value = next(self._it)
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except StopIteration:
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raise StopAsyncIteration
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return value
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async def coro():
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async for letter in AsyncIteratorWrapper('abc'):
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print(letter)
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o = coro()
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try:
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o.send(None)
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except StopIteration:
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print('finished')
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