Python 練習實例64
python 練習實例64
python 編程100例題目：利用ellipse 和 rectangle 畫圖。。
程序分析：無。
程序源代碼：
#!/usr/bin/python
# -*- coding: utf-8 -*-
if __name__ == '__main__':
from tkinter import *
canvas = canvas(width = 400,height = 600,bg = 'white')
left = 20
right = 50
top = 50
num = 15
for i in range(num):
canvas.create_oval(250 - right,250 - left,250 + right,250 + left)
canvas.create_oval(250 - 20,250 - top,250 + 20,250 + top)
canvas.create_rectangle(20 - 2 * i,20 - 2 * i,10 * (i + 2),10 * ( i + 2))
right += 5
left += 5
top += 10
canvas.pack()
mainloop()
以上實例輸出結果為：
Python實戰(zhàn)