save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入：")
+        if unit== "q":
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print("请输入数字")        
+            else:
+                total.append(unit)
+            finally:
+                print("-"*30)
+    return total
+
+
+def sum(unit):
+    spend=0
+    for i in unit:
+        spend=spend+i
+    return spend
+
+XX=new_input()
+pay=sum(XX)
+print("你一共消费"+str(pay)+"元，请支付。欢迎下次光临")
\ No newline at end of file