More pep8 fixes
More pep8 fixes

dchilds7/Deysha-Star-Formation,drufat/vispy,jdreaver/vispy,jdreaver/vispy,jdreaver/vispy,bollu/vispy,QuLogic/vispy,ghisvail/vispy,QuLogic/vispy,inclement/vispy,dchilds7/Deysha-Star-Formation,inclement/vispy,julienr/vispy,Eric89GXL/vispy,julienr/vispy,michaelaye/vispy,julienr/vispy,QuLogic/vispy,inclement/vispy,Eric89GXL/vispy,drufat/vispy,bollu/vispy,dchilds7/Deysha-Star-Formation,ghisvail/vispy,drufat/vispy,michaelaye/vispy,Eric89GXL/vispy,michaelaye/vispy,ghisvail/vispy,bollu/vispy