Python学习拓展资料

Pythonturtle：right()、left()、setheading()eforiinrange(3):t.right(i*120)t.forward(200)foriinrange(3):tlefti0)tforward)foriinrange(3):t.setheading(i*120)t.forward(200)使用Python画小猪佩奇fromturtleimport*defnose(x,y):#鼻子penup()#提起笔goto(x,y)#定位pendown()#落笔，开始画setheading(-30)#将乌龟的方向设置为to_angle/为数字(0-东、90-北、180-西、270-南)begin_fill()#准备开始填充图形foriinrange(120):if0<=i<30or60<=i<90:aaleft(3)#向左转3度forward(a)#向前走a的步长else:aaleft(3)forward(a)end_fill()#填充完成adingforwarddingforwardpencolor颜色adingdingforwardcoloradingcolor)defhead(x,y):#头color((255,155,192),"pink")penup()goto(x,y)setheading(0)pendown()begin_fill()setheading(180)circle(300,-30)circle(100,-60)circle(80,-100)circle(150,-20)circle(60,-95)setheading(161)circle(-300,15)penup()goto(-100,100)pendown()setheading(-30)foriinrange(60):if0<=i<30or60<=i<90:aalt(3)#向左转3度fd(a)#向前走a的步长else:aalt(3)fd(a)end_fill()defears(x,y):#耳朵color((255,155,192),"pink")penup()#提起笔移动goto(x,y)pendown()begin_fill()eadingrcleirclerclepenup()setheading(90)forward(-12)setheading(0)forward(30)pendown()begin_fill()setheading(100)circle(-50,50)circle(-10,120)circle(-50,56)end_fill()#当前朝100度方向移动defeyes(x,y):#眼睛color((255,155,192),"white")penup()setheading(90)forward(-20)setheading(0)forward(-95)pendown()begin_fill()circle(15)end_fill()lackadingforwarddingforward(-3)color((255,155,192),"white")penup()seth(90