Backout of changeset 228fd2bd83a5 by Nadeem Vawda in branch 'default': Issue #12804: Prevent "make test" from using network resources.
Backout of changeset 228fd2bd83a5 by Nadeem Vawda in branch 'default':
Issue #12804: Prevent "make test" from using network resources.

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