[issue27289] test_ftp_timeout fails with EOFError

[Berker Peksag]

New submission from Berker Peksag:

>From http://buildbot.python.org/all/builders/x86-64%20Ubuntu%2015.10%20Skylake%20CPU%203.5/builds/533/steps/test/logs/stdio

======================================================================
ERROR: test_ftp_timeout (test.test_urllib2net.TimeoutTest)
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Traceback (most recent call last):
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 1471, in ftp_open
    fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 1493, in connect_ftp
    persistent=False)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 2318, in __init__
    self.init()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 2327, in init
    self.ftp.connect(self.host, self.port, self.timeout)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 156, in connect
    self.welcome = self.getresp()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 235, in getresp
    resp = self.getmultiline()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 221, in getmultiline
    line = self.getline()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 209, in getline
    raise EOFError
EOFError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/test/test_urllib2net.py", line 323, in test_ftp_timeout
    u = _urlopen_with_retry(self.FTP_HOST, timeout=60)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/test/test_urllib2net.py", line 27, in wrapped
    return _retry_thrice(func, exc, *args, **kwargs)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/test/test_urllib2net.py", line 23, in _retry_thrice
    raise last_exc
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/test/test_urllib2net.py", line 19, in _retry_thrice
    return func(*args, **kwargs)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 163, in urlopen
    return opener.open(url, data, timeout)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 466, in open
    response = self._open(req, data)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 484, in _open
    '_open', req)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 444, in _call_chain
    result = func(*args)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 1489, in ftp_open
    raise exc.with_traceback(sys.exc_info()[2])
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 1471, in ftp_open
    fw = self.connect_ftp(user, passwd, host, port, dirs, req.timeout)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 1493, in connect_ftp
    persistent=False)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 2318, in __init__
    self.init()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/urllib/request.py", line 2327, in init
    self.ftp.connect(self.host, self.port, self.timeout)
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 156, in connect
    self.welcome = self.getresp()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 235, in getresp
    resp = self.getmultiline()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 221, in getmultiline
    line = self.getline()
  File "/home/buildbot/buildarea/3.5.intel-ubuntu-skylake/build/Lib/ftplib.py", line 209, in getline
    raise EOFError
urllib.error.URLError: <urlopen error ftp error: EOFError()>

----------
components: Tests
messages: 268154
nosy: berker.peksag
priority: normal
severity: normal
stage: needs patch
status: open
title: test_ftp_timeout fails with EOFError
type: behavior
versions: Python 3.5, Python 3.6

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue27289>
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