save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit= input("请输入(退出请按'q')：")
+        if unit== 'q':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print('请重新输入数字')
+            else:
+                total.append(unit)
+            finally:
+                print('￥'*15)
+    return total
+def sum(money):
+    se=0
+    for i in money:
+        se+=i
+    return se
+w=new_input()
+p=sum(w)
+print("您一共消费了" + str(p) + "元！扫码还是现金呢？")
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