from sympy import *
from spb import *
x, u, v, w = symbols("x u v w")
params = {
    u: (1, 0, 2),
    v: (1, 0, 2),
    w: (1, -pi, pi)
}
graphics(
    line(u * cos(v * x), (x, -pi, pi), params=params),
    vline(
        w, rendering_kw={"linestyle": ":"},
        show_in_legend=False, params=params),
    grid=False, ylim=(-2, 2)
)