[issue19613] test_nntplib: sporadic failures, test_article_head_body()

[STINNER Victor]

New submission from STINNER Victor:

http://buildbot.python.org/all/builders/AMD64%20Ubuntu%20LTS%203.x/builds/3024/steps/test/logs/stdio

======================================================================
ERROR: test_article_head_body (test.test_nntplib.NetworkedNNTP_SSLTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/opt/python/3.x.langa-ubuntu/build/Lib/test/test_nntplib.py", line 251, in wrapped
    meth(self)
  File "/opt/python/3.x.langa-ubuntu/build/Lib/test/test_nntplib.py", line 178, in test_article_head_body
    self.check_article_resp(resp, body, art_num)
  File "/opt/python/3.x.langa-ubuntu/build/Lib/test/test_nntplib.py", line 158, in check_article_resp
    self.assertNotIn(article.lines[-1], (b".", b".\n", b".\r\n"))
IndexError: list index out of range

(...)
Re-running failed tests in verbose mode
Re-running test 'test_nntplib' in verbose mode
(...)
test_article_head_body (test.test_nntplib.NetworkedNNTPTests) ... ok

----------
components: Tests
messages: 202961
nosy: haypo
priority: normal
severity: normal
status: open
title: test_nntplib: sporadic failures, test_article_head_body()
versions: Python 3.4

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19613>
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