
从chrome开发者->网络面板->wp-login.php ->Headers->Form Data:
Request URL: https://bigdata.hddly.cn/wp-login.php
Request Method: POST
log: test
pwd: test
captcha_code: eee
wp-submit: 登录
redirect_to: https://bigdata.hddly.cn/wp-admin/
testcookie: 1

将上述Form Data组装成Json:
data = {'log': 'test','pwd':'test','captcha_code':captcha,'wp-submit':'登录',
'redirect_to':'https://bigdata.hddly.cn/wp-admin/',
'testcookie':'1'}