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Close #20652: asyncio doc: close the event loop in run_forever() example. Fix

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also typo. Patch written by Vajrasky Kok.
This commit is contained in:
Victor Stinner 2014-02-17 10:54:30 +01:00
parent a91ff1423f
commit 04e05da1b3
1 changed files with 6 additions and 3 deletions
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7
Doc/library/asyncio-task.rst
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@ -229,7 +229,7 @@ Example combining a :class:`Future` and a :ref:`coroutine function
@asyncio.coroutine @asyncio.coroutine
def slow_operation(future): def slow_operation(future):
yield from asyncio.sleep(1) yield from asyncio.sleep(1)
future.set_result('Future in done!') future.set_result('Future is done!')
loop = asyncio.get_event_loop() loop = asyncio.get_event_loop()
future = asyncio.Future() future = asyncio.Future()
@ -261,7 +261,7 @@ flow::
@asyncio.coroutine @asyncio.coroutine
def slow_operation(future): def slow_operation(future):
yield from asyncio.sleep(1) yield from asyncio.sleep(1)
future.set_result('Future in done!') future.set_result('Future is done!')
def got_result(future): def got_result(future):
print(future.result()) print(future.result())
@ -271,7 +271,10 @@ flow::
future = asyncio.Future() future = asyncio.Future()
asyncio.Task(slow_operation(future)) asyncio.Task(slow_operation(future))
future.add_done_callback(got_result) future.add_done_callback(got_result)
try:
loop.run_forever() loop.run_forever()
finally:
loop.close()
In this example, the future is responsible to display the result and to stop In this example, the future is responsible to display the result and to stop
the loop. the loop.