python HTTP post 文件

import requests

def post_file(line):
    myurl = 'http://172.18.96.112:32980/api/backtrack/v1/file/add'
    f = {'file data': open(line, 'rb')}
    res = requests.post(myurl, files=f)
    if res.code_status != 200:
        print(f"add file failed : {line}")
    else:
        print(f"add file success: {line}")
    return True