save project

func.py

 def qw():
 def qw():
         total = []
         total = []
     while True:
     while True:
+        try:
             unit= input("请输入：")
             unit= input("请输入：")
             if unit== 'q':
             if unit== 'q':
                 break
                 break
             else:
             else:
                 total.append(unit)
                 total.append(unit)
+        except:
+            print("只能输入证书号q")
+    
     print(total)
     print(total)
 qw()
 qw()
\ No newline at end of file

sb.py

 try:
 try:
-    age=int(input('你今年几岁'))
+     age=int(input("你今年几岁"))
 except:
 except:
     piant('要输入整数')
     piant('要输入整数')
-piant("程序结束")
+else:
\ No newline at end of file
+    if age < 18:
+        print('不可以喝酒')
+print('程序结束~~')
\ No newline at end of file