Skip test_dbm if we can't write to the file Cleanup (remove) the file(s) after we are done with the test. (Fixes problem on snake farm)
Skip test_dbm if we can't write to the file
Cleanup (remove) the file(s) after we are done with the test.
(Fixes problem on snake farm)

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator