save project

diy2.py

@@ -8,6 +8,7 @@ while True:
         break
         break
     if name!=username:
     if name!=username:
         print("用户名错误")
         print("用户名错误")
+        continue
     if password!=userpassword:
     if password!=userpassword:
         print("密码错误")
         print("密码错误")
 print("欢迎来到YL宇宙")
 print("欢迎来到YL宇宙")