save project

diy2.py

-username = "python"
-userpassword = "123456"
-while True:
-    if i=0:
-    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!")
-        break
-    if :
-        pass
-    else:
+import turtle
+
+pen=turtle.Pen()
+distance=1
+
+for i in range(300):
+    pen.forward(distance)
+    distance+=1
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
\ No newline at end of file
-        pass name != username!
-        print("用户名错误,请重新输入！")
-        print("温馨提示，您还有"sir(i)+"次登录机会")
-    else:
-        pass
-    if password != userpassword!
-    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