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diy1.py

@@ -3,19 +3,18 @@
 每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
 每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
 """
 """
 import turtle
 import turtle
-
-
-pen = turtle.Pen()
-screen = turtle.Screen()
-screen.bgcolor("light pink")
-colors=["white","blue","violet","cyan"]
-# 请创造师在下面接着创作
-distance=1
-pen.speed(1000)
-for i in range(1,300):
-    pen.pencolor(colors[i%4])
-    pen.forward(i)
+pen=turtle.Pen()
+t=1
+for i in range(300):
+    pen.forward(t)
     pen.right(91)
     pen.right(91)
-# 隐藏画笔，保存画布
+    t+=1  # t=t+1
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
+
+
+# pen.speed(1000)
+# screen = turtle.Screen()
+# screen.bgcolor("light pink")
+# colors=["white","blue","violet","cyan"]
+#  pen.pencolor(colors[i%4])
\ No newline at end of file

s2.py

+for i in range(7): #(开始值，结束，步长)  大于等于开始2，小于结束5
+    print(i)
+
+