save project

diy1.py

 username = "python"    
 username = "python"    
+i=3
 userpassword = "123456"  
 userpassword = "123456"  
 while True:
 while True:
+    if i > 0:  
         name=input("请输入用户名:")
         name=input("请输入用户名:")
+        i=i-1
         password=input("请输入密码:")
         password=input("请输入密码:")
         if name==username and password==userpassword:
         if name==username and password==userpassword:
             print("登录成功")
             print("登录成功")
@@ -10,4 +13,6 @@ while True:
             print("用户名错误")
             print("用户名错误")
         if password!=userpassword:
         if password!=userpassword:
             print("密码错误")
             print("密码错误")
+    else:
+        print("次数已用完,请过一小时在来")            
 print("欢迎来到贝尔星球")
 print("欢迎来到贝尔星球")