func.py
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def new_input():
total = []
while True:
unit = input('请输入（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("=====================")
return total
# 创建函数sum放入参数money
def sum(money):
# 设置变量count
count=0
# 遍历列表
for i in money:
# 计算总价
count=count+i
# 返回总数count
return count
price = new_input()
# 调用函数sum并赋值给pay
print("您一共消费了" + str(pay) + "元！扫码还是现金呢？")