Pep8 cleanup
Pep8 cleanup

Milstein/nodeenv,jhermann/nodeenv,chriskuehl/nodeenv,simudream/nodeenv,jamesblunt/nodeenv,chriskuehl/nodeenv,twmt/nodeenv,Milstein/nodeenv,twmt/nodeenv,asottile/nodeenv,jamesblunt/nodeenv,simudream/nodeenv,asottile/nodeenv