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diy1.py

@@ -6,6 +6,9 @@ import turtle
 
 
 pen = turtle.Pen()
 pen = turtle.Pen()
 # 请创造师在下面接着创作
 # 请创造师在下面接着创作
+screen=turtle.Screen()
+screen=bgcolor('black')
+colors=['green','red','orenge','yellow']
 for i in range(300):
 for i in range(300):
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)