import matplotlib.pyplot as plt
import mplcyberpunk
plt.style.use("cyberpunk") # just to change the background and colors
from matplotlib.patheffects import Normal
from mpl_visual_context.patheffects import Glow

fig, ax = plt.subplots()

l1, = ax.plot([0, 4, 5, 3, 2], "o-")
l2, = ax.plot([2, 1, 3, 4, 3], "o-")

glow = [Glow(), Normal()]
for l in [l1, l2]:
    l.set_path_effects(glow)

plt.show()