输出推送不到 server 酱上

import requests

SCKEY = '666'
url2 = 'https://api.tokyo.biliob233.com/user/check-in'
cookie2 = 666'


def it():
headers = {
'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36', 'cookie': cookie2
}
res = requests.post(url=url2, headers=headers).text
print(res)

# 微信推送
def pushWechat(desp, nowtime):
ssckey = SCKEY
send_url = 'https://sc.ftqq.com/' + ssckey + '.send'
if '登录' in desp:
params = {
'text': 'bilibiliob 签到失败提醒' + nowtime,
'desp': desp
}
else:
params = {
'text': 'bilibiliob 签到提醒' + nowtime,
'desp': desp
}
requests.post(send_url, params=params)
f = open('bilibiliob.txt', 'w+', encoding='utf-8')
f.write(res)
f.close()

desp2 = 'bilibiliob.txt'
desp = desp2.read() # 读取数据
pushWechat(desp, nowtime)
return desp


def main_handler(event, context):
return it()




if __name__ == '__main__':
it()

已签到时：{"code":-1,"msg":"已经签过到了"}
失效时：{"code":-1,"msg":"未登录"}
我想让程序检测到”登录“这个词出现时，发送失败提醒，否则签到成功提醒，不知道是不是因为没写入还是 desp 没读取，反正没有推送