save project

6.py

+def new_input():
+    total = []
+    while True:
+        unit = input('请输入（q退出）：')
+        if unit =='q':
+            break
+        else:
+            try:
+                unit = int(unit)
+            except:
+                print("请重新输入一个数字")
+            else:
+                total.append(unit)
+            finally:
+                print("====================")  
+    return total
+    def sum(money):
+        count=0
+        for i in price:
+            count = count+i
+        return count
+price = new_input()
+pay = sum(price)
+print("你一共消费了"+str(pay))
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