save project

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 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!")
-    if name!=username:
-        print("用户名登陆错误,请重新登录")
-        continue
-    if password!=userpassword:
-        print("密码登录错误,请重新登录")
+        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!")
+        if name!=username:
+            print("用户名登陆错误,请重新登录")
+            continue
+        if password!=userpassword:
+            print("密码登录错误,请重新登录")
+        
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file