save project

test.py

+username = "python"
+userpasswd = "123456"
+i = 3
+while True:
+    if i > 0:
+        user = input("请你输入用户名")
+        passwd = input("请你输入密码")
+        i -= 1
+        if user == username and userpasswd == passwd:
+            print("验证成功")
+            break
+        elif user != username:
+            print("账号错误")
+            print("温馨提示；您还剩下"+str(i)+"次机会")
+            continue
+        else:
+            print("密码错误")
+            print("温馨提示；您还剩下"+str(i)+"次机会")
+    else:   
+        print("你的账号被锁定")
+        exit()
+print("欢迎来到贝尔星球")
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