python练习题（三十四）：画椭圆组

# 题目：画椭圆组。

from tkinter import *

root = Tk()
root.title('椭圆组')
canvas = Canvas(root, width=500, height=500, bg='white')

x0, y0, x1, y1 = 150, 350, 350, 150
for i in range(8):
    canvas.create_oval(x0, y0, x1, y1)
    x0 += 10
    y0 += 20
    x1 -= 10
    y1 -= 20

canvas.pack()
mainloop()

运行结果：