func Scatter(x, y []float64) {
xPy := py3.NewList(len(x))
yPy := py3.NewList(len(y))
for i, xx := range x {
xPy.SetItem(i, py3.PyFloat_FromDouble(xx))
yPy.SetItem(i, py3.PyFloat_FromDouble(y[i]))
}
args := py3.NewTuple(2)
args.SetItem(0, xPy)
args.SetItem(1, yPy)
ctx.ft_scatter.CallObject(args)
xPy.PyObj().DecRef()
yPy.PyObj().DecRef()
}
func Show() {
empty_tuple := py3.NewTuple(0)
ctx.ft_show.CallObject(empty_tuple)
empty_tuple.PyObj().DecRef()
}