auto save

func.py

-total = []
-while True:
-    unit= input("请输入：")
-    if unit== 'q':
-        break
+try:
+    age=int(input('你今年几岁'))
+except:
+    print('要输入证书')
+else:
+    if age<18:
+        print('不可以喝酒')
     else:
     else:
-        total.append(unit)
-print(total)
+        print('少喝点酒')
+print('程序结束')
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