fixed several pep8 issues

  * E129 visually indented line with same indent as next logical line
  * E129 visually indented line with same indent as next logical line
  * E265 block comment should start with '# '
  * E713 test for membership should be 'not in'

Change-Id: I8488f7ad4399153d99325806fe87919c0b4cda7e
Merge "fixed several pep8 issues"