Py2 post-commit test crossLanguagePortableWordCount failing

Error is: 13:09:02 RuntimeError: IOError: [Errno 2] No such file or directory: '/tmp/beam-temp-py-wordcount-portable-67ce50e0eebe11e9892842010a80009c/fe77e28c-2e44-4914-8460-76ab4dbb8579.py-wordcount-portable' [while running 'write/Write/WriteImpl/WriteBundles']

Log: https://builds.apache.org/view/A-D/view/Beam/view/All/job/beam_PostCommit_Python2/706/consoleFull

Last passing run was 705. Between 705 and 706 the change is (https://builds.apache.org/view/A-D/view/Beam/view/All/job/beam_PostCommit_Python2/706/) : https://github.com/apache/beam/pull/9785 – Although this PR looks unrelated.