trying to fix pep8 error
trying to fix pep8 error

apdjustino/urbansim,bricegnichols/urbansim,synthicity/urbansim,AZMAG/urbansim,AZMAG/urbansim,waddell/urbansim,VladimirTyrin/urbansim,SANDAG/urbansim,SANDAG/urbansim,AZMAG/urbansim,bricegnichols/urbansim,ual/urbansim,AZMAG/urbansim,VladimirTyrin/urbansim,UDST/urbansim,SANDAG/urbansim,UDST/urbansim,UDST/urbansim,ual/urbansim,ual/urbansim,waddell/urbansim,synthicity/urbansim,ual/urbansim,VladimirTyrin/urbansim,SANDAG/urbansim,UDST/urbansim,waddell/urbansim,apdjustino/urbansim,bricegnichols/urbansim,VladimirTyrin/urbansim,waddell/urbansim,bricegnichols/urbansim,synthicity/urbansim,synthicity/urbansim,apdjustino/urbansim,apdjustino/urbansim