save project

diy2.py

@@ -2,9 +2,10 @@ username = "python"
 userpassword = "123456"
 while True:
     name = input("请输入用户名:")
-    password = input("请输入密码:")
     if name!=username:
         print("用户名错误")
+        continue
+    password = input("请输入密码:")
     if password!=userpassword:
         print("密码错误")
     if name == username and password == userpassword: