from sympy import *
from spb import *
import colorcet
z, u, a, b = symbols("z, u, a, b")
graphics(
    domain_coloring(sin(u * z), prange(z, -a - b*I, a + b*I),
        cmap=colorcet.colorwheel, blevel=0.85,
        coloring="b", n=250,
        params={
            u: (0.5, 0, 2),
            a: (pi, 0, 2*pi),
            b: (pi, 0, 2*pi),
        }),
    grid=False
)