save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入价格(输入q退出)：")
+        if unit== 'q':
+            break
+    else:
+        try:
+            unit=int(unit)
+        except:
+            print("请输入一个价格!")
+        else:
+                total.append(unit)
+        finally:
+            print("==="*30)
+    return total
+def sum(money):
+    count = 0
+    for i in money:
+        count = count+i
+    return count
+price = new_input()
+pay = sum(price)
+print("卓民一共消费了"+str+(pay)+"元，您扫码还是现金")
+