auto save

func.py

+
+def new_input():
+    total = []
+    while True:
+        unit=(input("请输入单价（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("-"*30)
+    return total
+result=new_input()
+print(result)
+"""
+money=[]
+def sum(money):
+    p=0
+    for i in money:
+        p=p+i
+    return p
+price = [15,35,40,18,54,60,25]
+con = sum(price)
+print("您一共消费了"+str(con)+"元！扫码还是现金呢！")
+"""
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