save project

diy2.py

 username = "python"
 userpassword = "123456"
-while True:
+i=0
+while i<3:
+    i=i+1
     name = input("请输入用户名:")
     password = input("请输入密码:")
     if name == username and password == userpassword:
@@ -9,6 +11,7 @@ while True:
         break
     if name != username:
         print("namewrong")
-        break
+        continue
     if password != userpassword:
         print("passwordwrong")
+print("lock")
\ No newline at end of file