Asyncio looping during simultaneously socket read/write and reconnection

[andr-04]

BPO	32015
Nosy	@asvetlov, @1st1, @andr-04
PRs	bpo-32015: Asyncio looping during simultaneously socket read/write an… #4386 [3.6] bpo-32015: Asyncio looping during simultaneously socket read/write an… (GH-4386) #4393
Files	raise.py: Bug reproducing with reading

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2017-11-14.09:19:51.753>
created_at = <Date 2017-11-13.12:39:18.530>
labels = ['type-bug', '3.7', 'expert-asyncio']
title = 'Asyncio looping during simultaneously socket read/write and reconnection'
updated_at = <Date 2017-11-14.10:14:58.147>
user = 'https://github.com/andr-04'

bugs.python.org fields:

activity = <Date 2017-11-14.10:14:58.147>
actor = 'asvetlov'
assignee = 'none'
closed = True
closed_date = <Date 2017-11-14.09:19:51.753>
closer = 'asvetlov'
components = ['asyncio']
creation = <Date 2017-11-13.12:39:18.530>
creator = 'andr04'
dependencies = []
files = ['47262']
hgrepos = []
issue_num = 32015
keywords = ['patch']
message_count = 3.0
messages = ['306154', '306192', '306196']
nosy_count = 3.0
nosy_names = ['asvetlov', 'yselivanov', 'andr04']
pr_nums = ['4386', '4393']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue32015'
versions = ['Python 3.6', 'Python 3.7']

[andr-04]

The bug is happened when the async reading/writing interrupted by other async method which reconnects the socket. The closed socket calls the appropriate handler in the loop due to cannot be removed due to wrong fileno of socket.

[asvetlov]

New changeset e1d62e0 by Andrew Svetlov (Andrey Egorov) in branch 'master':
bpo-32015: Asyncio looping during simultaneously socket read/write an… (bpo-4386)
e1d62e0

[asvetlov]

New changeset cc0961c by Andrew Svetlov in branch '3.6':
[3.6] bpo-32015: Asyncio looping during simultaneously socket read/write an… (GH-4386) (bpo-4393)
cc0961c