# -*- coding: utf-8 -*-
import tkinter as tk
#import tkinter.ttk as ttk
root = tk.Tk()
root.title("tk37.py")
#####################################
ca = tk.Canvas(root, bg = 'lightgreen', 
        relief = 'raised', bd = 5, width = 500, height = 500)
ca.pack()
p0 = (10,10)
p1 = (10,50)
p2 = (60, 50)
p3 = (100, 20)
poly = ca.create_polygon(p0,p1,p2,p3,fill = 'pink', 
                         outline = 'blue', width = 3, dash = (5,2,2))


#####################################
root.mainloop()