python学习之绘图

from turtle import * colormode(255) lt(90) lv = 14 l = 120 s = 45 width(lv) r = 0 g = 0 b = 0 pencolor(r, g, b) penup() bk(l) pendown() fd(l) def draw_tree(l, level): global r, g, b # save the current

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