use truediv instead of div
use truediv instead of div

jpinedaf/pyspeckit,vlas-sokolov/pyspeckit,vlas-sokolov/pyspeckit,mikelum/pyspeckit,jpinedaf/pyspeckit,allisony/pyspeckit,e-koch/pyspeckit,e-koch/pyspeckit,pyspeckit/pyspeckit,pyspeckit/pyspeckit,keflavich/pyspeckit,low-sky/pyspeckit,low-sky/pyspeckit,keflavich/pyspeckit,mikelum/pyspeckit,allisony/pyspeckit