2to3: fixup script
2to3: fixup script

jonfoster/pyxb2,jonfoster/pyxb-upstream-mirror,jonfoster/pyxb-upstream-mirror,jonfoster/pyxb2,jonfoster/pyxb-upstream-mirror,CantemoInternal/pyxb,pabigot/pyxb,CantemoInternal/pyxb,CantemoInternal/pyxb,balanced/PyXB,pabigot/pyxb,balanced/PyXB,balanced/PyXB,jonfoster/pyxb2