python按行写入csv文件

def write_csv(file_name, headers, rows):

        with open(file_name, 'a')as f:

        f_csv = csv.DictWriter(f, headers)

       # f_csv.writeheader()  # 如果需要写入标题就可以

        f_csv.writerows(rows)

         f.close()

file_name ='ok.csv'

headers = ['企业信息', '人员信息']

rows = [{'企业信息':'c_detail', '人员信息':'123'}]

write_csv(file_name, headers, rows)