save project

diy1.py

 # 利用write()
 import turtle
+screen=turtle.Screen()
+screen.bgcolor("gold")
 # creen=tusrtle.Screen()
 # screen.bgcolor("light blue")
 # len=screen.textinput("100","100")
@@ -20,10 +22,11 @@ import turtle
 # pen.circle(len,180)
 # pen.forward(2*len)
 # turtle.done()
-pen1=turtle.pen1
-pen.pencolor("red")
-pen.pensize(5)
-left(45)
-forword(100)
-right(-45)
-forword(100)
\ No newline at end of file
+pen1=turtle.Pen()
+pen1.pencolor("red")
+pen1.pensize(5)
+pen1.left(45)
+pen1.forward(100)
+pen1.right(-45)
+pen1.forward(100)
+turtle.done()
\ No newline at end of file