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Python 練習實例56

Python 100例 Python 100例

題目:畫圖,學用circle畫圓形。

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=800, height=600, bg='yellow')  
    canvas.pack(expand=YES, fill=BOTH)                
    k = 1
    j = 1
    for i in range(0,26):
        canvas.create_oval(310 - k,250 - k,310 + k,250 + k, width=1)
        k += j
        j += 0.3

    mainloop()

以上實例輸出結果為:

Python 100例 Python 100例