2017-05-19 79 views
0

我有一个乌龟绘制的数字列表,但我希望笔的颜色根据列表中数字的值进行更改。如何从列表中的值更改乌龟的笔颜色?

colors = ["red", "orange", "green", "cyan", "blue", "purple", "magenta", "pink"] 

digits = map(int,str(5)) 

for number in digits: 
    *code to change pen color to value of "index(number)" (in this case purple)* 
    t.right(number*10) 

只以5为例,有没有办法根据列表中元素的值来改变颜色?

我对Python有点新,所以在此先感谢您的帮助。

回答

0

您可以通过访问它的.color方法,如果它只是你想改变笔的颜色改变乌龟的颜色,你可以用.pencolor替代.color

colors = ["red", "orange", "green", "cyan", "blue", "purple", "magenta", "pink"] 

for number in range(5): 
    t.color(colors[number]) 
    t.right(number*10) 

或者更好的是,使用enumerate

colors = ["red", "orange", "green", "cyan", "blue", "purple", "magenta", "pink"] 
for number, color in enumerate(colors): 
    t.color(color) 
    t.right(number*10) 
+0

是的,这就是我一直在寻找的!谢谢! – Ben