auto save

my_tree.py

@@ -2,6 +2,7 @@ import turtle
 
 pen = turtle.Turtle()
 pen.color('sienna')
+pen.pensize(5)
 # 画布大小
 w = turtle.Screen()
 w.bgcolor('wheat')      # wheat小麦
@@ -11,5 +12,12 @@ pen.left(90)
 pen.up()
 pen.backward(150)    # 后退
 pen.down()
+pen.forward(150)#画树干
+pen.right(30)
+pen.forward(100)
+pen.backward(100)
+pen.left(60)
+pen.forward(100)
+
 
 turtle.done()