save project

.py

-i = 3
-username = "python"
-userpassword = "123456"
-while True:
-    if i>0:
-        name = input("请输入用户名:")
-        password = input("请输入密码:")
-        i-=1
-        if name == username and password == userpassword:
-            print("登陆成功!")
-            break
-        elif name != username:                 
-            print("用户名输入错误！请重新输入！")
-            print("温馨提示:您还有"+str(i)+"次登陆机会")
-        else:
-            print("密码输入错误！请重新输入！")
-            print("温馨提示:您还有"+str(i)+"次登陆机会")
-    else:
-        print("你的账户已被锁定，请一小时后再来")    
-        exit()    
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+try:
+    age = int(input('你今年几岁了?'))
+except:
+    print('要输入整数呀')
+else:
+    if age < 18:
+        print('不可以喝酒噢')
+print('程序结束~~')
\ No newline at end of file

1.py

@@ -5,6 +5,12 @@ def new_input():
         if unit == 'q':
             break
         else:
+            try:
+                unit = int(unit)
+            except:
+                print('请重新输入一个数字')
+            else:
                 total.append(unit)
+            print('-'*30)
     print(total)
 new_input()
\ No newline at end of file