auto save

my_tree.py

@@ -6,63 +6,21 @@ pen.color('sienna')
 w = turtle.Screen()
 w = turtle.Screen()
 w.bgcolor('wheat')      # wheat小麦
 w.bgcolor('wheat')      # wheat小麦
 
 
-
 # 移动到起点
 # 移动到起点
 pen.left(90)
 pen.left(90)
 pen.up()
 pen.up()
 pen.backward(150)    # 后退
 pen.backward(150)    # 后退
 pen.down()
 pen.down()
 
 
-
-def tree(n):
-    if n>=50:
-        pen.forward(n)
-        pen.right(30)
-        tree(n-50)
-        pen.left(60)
-        tree(n-50)
-        pen.right(30)
-        pen.up()
-        pen.backward(n)
-        pen.down()
-        tree(100)
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+pen.down()
+pen.forward(100)
+pen.right(30)
+pen.forward(50)
+pen.backward(50)
+pen.left(60)
+pen.forward(50)
+pen.up()
+pen.backward(50)
+pen.right(30)
+pen.backward(100)
+turtle.done()