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 ValueError:
+                print("必须是数字")
+            except Exception as e:
+                print("其他错误:"+str(e))
+            else:
+                total.append(unit)
+    return total
+def new_sum(money):
+    count=0
+    for i in money:
+        count+=i
+    return count
+money=new_input()
+print("您一共消费了"+str(new_sum(money))+"元！扫码还是现金呢？")
\ No newline at end of file