def create_post(th, iden, solution, comment):
    rq = requests.post(BASE + "/user/posting",
        data={
            'board': BOARD,
            'thread': th,
            'comment': comment,
            'captcha_type': '2chcaptcha',
            '2chcaptcha_id': iden,
            '2chcaptcha_value': solution,
        },
        files=[])
    return json.loads(rq.text)
# {'error': {'code': 666, 'message': 'Внутренняя ошибка сервера, повторите запрос позже.'}, 'result': 0}

def create_post(th, iden, solution, comment):
    rq = requests.post(BASE + "/user/posting",
        data={
            'board': BOARD,
            'thread': th,
            'comment': comment,
            'captcha_type': '2chcaptcha',
            '2chcaptcha_id': iden,
            '2chcaptcha_value': solution,
        },
        files=[('file[]', open('...', 'rb'))])
    return json.loads(rq.text)
# OK