save project

shape.py

+import turtle
+
+SCREEN_WIDTH = 400
+SCREEN_HEIGHT = 300
+SCREEN_BGCOLOR = "black"
+PEN_COLOR = "white"
+PEN_SIZE = 2
+PEN_SPEED = 5
+STARTX = 0
+STARTY = 0
+LENGTH = 200
+ANGLE = 144
+#准备纸  画在哪里
+turtle.screensize(SCREEN_WIDTH,SCREEN_HEIGHT,SCREEN_BGCOLOR)
+
+#准备笔  用什么画
+pen = turtle.Pen()
+pen.pencolor(PEN_COLOR)
+pen.pensize(PEN_SIZE)
+pen.speed(PEN_SPEED)
+pen.shape("turtle")
+#从哪里开始画  起始点
+pen.penup()
+pen.goto(STARTX,STARTY) #pen.setposition(x,y)
+pen.pendown()
+
+
+#开始作画
+pen.fillcolor("yellow")
+pen.begin_fill()
+for times in range(0,5,1):
+    pen.forward(LENGTH)
+    pen.right(ANGLE)
+pen.end_fill()
+
+pen.hideturtle()
+turtle.done()
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