péché de tkinter
from tkinter import *
import math
master = Tk()
w = Canvas(master, width=200, height=100)
w.pack()
x = 0
width = 200
for x in range(0, width):
y = int(50 + 50*math.sin(4*((float(x)/width)*(2*math.pi) )))
w.create_rectangle(1, 1, 1, 10, fill="yellow")
mainloop()
Pleasant Panther