从twint获取数据时，如何将csv文件命名为时间戳

import twint
import datetime

def get_timestamp():
    now = datetime.datetime.now()
    timestamp = now.strftime("%Y%m%d%H%M%S")
    return timestamp

timestamp = get_timestamp()

c = twint.Config()
c.Search = "your_search_query"  # 替换为你的搜索查询
c.Output = f"{timestamp}.csv"
twint.run.Search(c)