* E111 indentation is not a multiple of four
* E128 continuation line under-indented for visual indent
* E265 block comment should start with '# '
* E713 test for membership should be 'not in'
Tested with pep8 version 1.5.6 (2014-04-14).
Change-Id: I7f85c143d463c501a0df20724362ad5c0f2d4dde
Looks like test_shell.py got left behind when
the unit tests were relocated under tests/unit.
As a consequence they weren't included in tox
runs.
Change-Id: I93435e6141c5e3ad4a9403626f226d7c760cbd7c