auto save

func.py

-total = []
-while True:
-    unit= input("请输入：")
-    if unit== 'q':
-        break
-    else:
-        total.append(unit)
-print(total)
+def new_input():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit== 'q':
+            break
+        else:
+            try:
\ No newline at end of file
+                a = int(unit)
+            except:
+                print('重新输入数字')
+            else:
+                total.append(unit)
+    return total
+def sum(unit):
+    count = 0
+    for i in unit:
+        count = count + int(i)
+    return count
+price = new_input()
+pay = sum(price)
+print('您一共消费'+str(pay)+'元')
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