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asyncio: Remove duplicate bind addresses in create_server.

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Patch by Sebastien Bourdeauducq (issue #26338)
This commit is contained in:
Yury Selivanov 2016-03-02 11:17:01 -05:00
parent f9e1f2bda9
commit e076ffb068
2 changed files with 18 additions and 12 deletions
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7
Lib/asyncio/base_events.py
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@ -880,7 +880,10 @@ class BaseEventLoop(events.AbstractEventLoop):
to host and port.
The host parameter can also be a sequence of strings and in that case
the TCP server is bound to all hosts of the sequence.
the TCP server is bound to all hosts of the sequence. If a host
appears multiple times (possibly indirectly e.g. when hostnames
resolve to the same IP address), the server is only bound once to that
host.
Return a Server object which can be used to stop the service.
@ -909,7 +912,7 @@ class BaseEventLoop(events.AbstractEventLoop):
flags=flags)
for host in hosts]
infos = yield from tasks.gather(*fs, loop=self)
infos = itertools.chain.from_iterable(infos)
infos = set(itertools.chain.from_iterable(infos))
completed = False
try: