save project

fre.py

+import turtle
+pen=turtle.Pen()
+screen=turtle.Screen()
+pen.pensize(5)
+pen.pencolor("green")
+len=screen.textinput("六芒星","请输入六芒星尺寸；")
+love=int(len)
+pen.circle(love,360,3)
+pen.penup()
+pen.circle(love,60)
+pen.pendown()
+pen.circle(love,360,3)
+pen.hideturtle()
+turtle.done()
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star.py

-import turtle
-
-pen=turtle.Pen()
-for i in range(5):
-    pen.forward(100)
-    pen.right(144)
-
-turtle.down()
-
-    
-    
+username="python"
+userpassword="123456"
+while True:
+    name=input("请输入姓名")
+    password=input("请输入密码")
+    if name==username and password==userpassword:
+        print("登录成功")
+        break
+    print("输入有误，请重新输入")
+print("欢迎来到代码世界")
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