save project

diy2.py

@@ -2,18 +2,20 @@ i=3
 username = "python"
 userpassword = "123456"
 while True:
-    if i>0:
+    if i > 0:
         name = input()
         password = input()
-        i-=1
+        i -= 1
         if name == username and password == userpassword:
             print("输入正确")
             break
         if name != username:
             print("用户名错误")
+            print("你还有"+str(i)+"次机会")
             continue
         if password != userpassword:
             print("密码错误")
+            print("你还有"+str(i)+"次机会")
     else:
         print("用户锁定")
         exit()