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pep 525: Make shutdown_asyncgens a coroutine

This commit is contained in:
Yury Selivanov 2016-09-07 09:31:00 -07:00
parent 6855321295
commit ad0a69aef1
1 changed files with 3 additions and 4 deletions
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7
pep-0525.txt
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@ -267,7 +267,7 @@ generators to be GCed.
To make sure that asyncio programs can finalize all scheduled To make sure that asyncio programs can finalize all scheduled
asynchronous generators reliably, we propose to add a new event loop asynchronous generators reliably, we propose to add a new event loop
method ``loop.shutdown_asyncgens(*, timeout=30)``. The method will coroutine method ``loop.shutdown_asyncgens()``. The method will
schedule all currently open asynchronous generators to close with an schedule all currently open asynchronous generators to close with an
``aclose()`` call. ``aclose()`` call.
@ -277,13 +277,12 @@ for the first time. The idea is that after requesting all asynchronous
generators to be shutdown, the program should not execute code that generators to be shutdown, the program should not execute code that
iterates over new asynchronous generators. iterates over new asynchronous generators.
An example of how ``shutdown_asyncgens`` should be used:: An example of how ``shutdown_asyncgens`` coroutine should be used::
try: try:
loop.run_forever() loop.run_forever()
# or loop.run_until_complete(...) loop.run_until_complete(loop.shutdown_asyncgens())
finally: finally:
loop.shutdown_asyncgens()
loop.close() loop.close()