auto save

g.py

+import turtle as tu
+
+
+pen=tu.Pen()
+pen.fillcolor('red')
+pen.begin_fill()
+pen.shape("turtle")
+for i in range(180):
+    pen.forward(100)
+    pen.right(148)
+pen.end_fill()
+pen.hideturtle()
+tu.done()