Python 500执行post API时作为响应的错误

字典中没有值的数据成员在实际代码中被外部函数赋值

向上述URL发送请求时，得到500个错误代码作为响应

    os.environ['http_proxy'] = "http://127.0.0.1:8888"
    os.environ['https_proxy'] = "http://127.0.0.1:8888"
    headers = {
        'Content-Length': "1000",
        'Content-Type': 'application/json',
        'User-Agent': "Mozilla/5.0 (Linux; Android 5.1; en-us; A5 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750 Mobile Safari/537.36",
        'Host': 't.appsflyer.com',
        'Connection': 'Keep-Alive',
        'Accept-Encoding': 'gzip'
        }
    params = {
        'buildnumber':"3.7",
        'app_id' : 'kr.co.company.hwahae'
        }
    data = {
        'device': None,
        'firstLaunchDate': "2018-05-11_1726+0530",
        'installDate': "2018-05-11_1652+0530",
        'sdk': None,
        'referrer': "utm_source=(not%20set)&utm_medium=(not%20set)",
        'carrier': None,
        'deviceFingerPrintId': "ffffffff-c43e-0f72-0000-0000554b5f2f",
        'date1': "2018-05-11_1652+0530",
        'af_preinstalled': "false",
        'advertiserIdEnabled': "true",
        'iaecounter': "0",
        'lang_code': "en",
        'appsflyerKey': "vyrpAMjHsud67YVPR5ZK4S",
        'installer_package': "com.android.vending",
        'app_version_name': "3.11.2",
        'lang': "English",
        'timepassedsincelastlaunch': "23",
        'dkh': "vyrpAMjH",
        'advertiserId': "3487698f-5e5b-447a-b79f-77bebd0be996",
        'isGaidWithGps': "true",
        'deviceType': None,
        'af_v': None,
        'app_version_code': "120",
        'af_events_api': "1",
        'platformextension': "android_native",
        'network': None,
        'operator': "",
        'country': None,
        'date2': "2018-05-11_1652+0530",
        'brand': None,
        'af_timestamp': "1526039807811",
        'uid': "1526037747370-5406320771079142546",
        'isFirstCall': "false",
        'counter': "2",
        'model': None,
        'product': None
        }
    url = 'https://t.appsflyer.com/api/v4/androidevent'
    requests.post(url, data = params, headers = headers, proxies = os.environ)

我是python的新手，如有任何帮助，将不胜感激

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提前感谢

您需要检查服务器日志以了解错误背后的真正原因。这可能是任何东西，是你的代理URL触发了这500个错误吗？否则，请检查API提供程序