save project

lesson5_4.py

+import turtle
+
+pen = turtle.Pen()
+
+#screen = turtle.Screen()
+
+#screen.bgcolor("black")
+colors = ["red","orange","yellow","green"]
+
+for i in range(301):
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
+    pen.right(91)
+turtle.hidetutle()
+turtle.done()
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