STINNER Victor added the comment: I also see this warning on AppVeyor:
0:01:42 [170/404] test_fcntl skipped -- running: test_concurrent_futures (76 sec) C:\projects\cpython\lib\test\support\__init__.py:1012: RuntimeWarning: tests may fail, unable to create temporary directory 'C:\\projects\\cpython\\build\\test_python_1080': [WinError 183] Cannot create a file when that file already exists: 'C:\\projects\\cpython\\build\\test_python_1080' with temp_dir(path=name, quiet=quiet) as temp_path: test_fcntl skipped -- No module named 'fcntl' 0:01:42 [171/404] test_eintr passed -- running: test_concurrent_futures (76 sec) https://ci.appveyor.com/project/python/cpython/build/3.7.0a0.1476 ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue30170> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com