[Python-checkins] [python/cpython] 9fb061: Fix test_ftplib warning if IPv6 is not available (...

[GitHub]

  Branch: refs/heads/2.7
  Home:   https://github.com/python/cpython
  Commit: 9fb061ba9ca6021055ca5a9bac193aeb1211aba0
      https://github.com/python/cpython/commit/9fb061ba9ca6021055ca5a9bac193aeb1211aba0
  Author: Victor Stinner <victor.stinner at gmail.com>
  Date:   2017-05-04 (Thu, 04 May 2017)

  Changed paths:
    M Lib/test/test_ftplib.py

  Log Message:
  -----------
  Fix test_ftplib warning if IPv6 is not available (#1457)

DummyFTPServer now calls del_channel() on bind() error to prevent the
following warning in TestIPv6Environment.setUpClass():

Warning -- asyncore.socket_map was modified by test_ftplib
  Before: {}
  After:  {3: <test.test_ftplib.DummyFTPServer 127.0.0.1:0 at ...>}