MATLAB to Python?

[MATLABdude]

On Nov 17, 10:53 am, Arnaud Delobelle <arno... at gmail.com> wrote:
> I guess that the step is supposed to be h, so you should write:
>     xx = range(-kappa, kappa+1, h)

This is what I have in the source code:
---8<---8<---8<---8<---
h =  0.105069988414
xx = range(-kappa, kappa+1, h)
---8<---8<---8<---8<---

This is what Python says: ValueError: range() step argument must not
be zero

Can step not be a float value?