save project

6.6

+import turtle
+i=10
+pen=turtle.Pen()
+while True:
+    for in range(4)
+       pen.forward(i)
+       pen.left(90)
+    pen.left(15)
+    i+=10
\ No newline at end of file

diy2.py

-username = "python"
-userpassword = "123456"
+import turtle
+b=1
+pen=turtle.Pen()
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+    for i in range(300):
+       pen.forward(b)
+       pen.left(91)    
+    b+=1
+pen.hideturtle()
+turtle.done()
\ No newline at end of file