Fix flake8 issue
Fix flake8 issue

Xarthisius/girder,girder/girder,Xarthisius/girder,RafaelPalomar/girder,kotfic/girder,data-exp-lab/girder,kotfic/girder,data-exp-lab/girder,kotfic/girder,girder/girder,Xarthisius/girder,jbeezley/girder,RafaelPalomar/girder,Kitware/girder,RafaelPalomar/girder,girder/girder,manthey/girder,adsorensen/girder,kotfic/girder,Kitware/girder,Xarthisius/girder,data-exp-lab/girder,RafaelPalomar/girder,RafaelPalomar/girder,adsorensen/girder,data-exp-lab/girder,adsorensen/girder,manthey/girder,kotfic/girder,jbeezley/girder,jbeezley/girder,Kitware/girder,adsorensen/girder,data-exp-lab/girder,Xarthisius/girder,jbeezley/girder,girder/girder,manthey/girder,manthey/girder,Kitware/girder,adsorensen/girder