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PEP 828: gold plate AsAsyncIterator and AsAsyncGenerator #5017

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PEP 828: gold plate AsAsyncIterator and AsAsyncGenerator #5017

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11 changes: 10 additions & 1 deletion peps/pep-0828.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -396,6 +396,8 @@ async one before calling ``async yield from``.
async def __anext__(self):
try:
return self._wrapped.__next__()
except StopAsyncIteration as e:
raise RuntimeError("async generator raised StopAsyncIteration") from e
except StopIteration as e:
raise StopAsyncIteration(e.value) from e

Expand All @@ -404,17 +406,24 @@ async one before calling ``async yield from``.
async def asend(self, value):
try:
return self._wrapped.send(value)
except StopAsyncIteration as e:
raise RuntimeError("async generator raised StopAsyncIteration") from e
except StopIteration as e:
raise StopAsyncIteration(e.value) from e

async def athrow(self, exc):
try:
return self._wrapped.throw(exc)
except StopAsyncIteration as e:
raise RuntimeError("async generator raised StopAsyncIteration") from e
except StopIteration as e:
raise StopAsyncIteration(e.value) from e

async def aclose(self):
return self._wrapped.close()
try:
return self._wrapped.close()
except StopAsyncIteration as e:
raise RuntimeError("async generator raised StopAsyncIteration") from e


async def agen():
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