save project

diy2.py

-username = "python"
-userpassword = "123456"
+username="python"
+userpassword="123456"
+
 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
+    name=input("enter your name:")
+    password=input("enter your password:")
+    if  name==username and password==userpassword:
+        print("welcome")
+        break
+    if name!=username:
+        print("name error")
+        continue
+    if password!=userpassword:
+        print("password error")
+    
\ No newline at end of file