dvachpost.py

# -*- coding: utf-8 -*-
import requests

s = requests.session()

URL = 'https://2ch.hk/'

BOARD = 'test'

THREAD = '31942'

COMMENT = 'привет'

EMAIL = None

NAME = None

SUBJECT = None


def get_capthcha(thread, board):
    if thread:
        captcha = s.get(URL + 'api/captcha/2chaptcha/id?board={}&thread={}'.format(board, thread)).json()
    else:
        captcha = s.get(URL + 'api/captcha/2chaptcha/id?board={}'.format(board)).json()
    return captcha


captcha = get_capthcha(THREAD, BOARD)
captcha_photo = s.get(URL + 'api/captcha/2chaptcha/image/{}'.format(captcha['id'])).url

print(captcha_photo)

captcha_answer = input('Капча: ')

while True:
    captcha_check = s.get(URL + 'api/captcha/2chaptcha/check/{}?'.format(captcha['id']),
                          params={'value': captcha_answer}).json()
    if captcha_check.get('error'):
        print(captcha_check['description'])
        captcha_answer = input('Капча: ')
    else:
        break

payload = {'json': 1, 'task': 'post', 'board': BOARD, 'thread': THREAD,
           'comment': COMMENT,
           'captcha_type': '2chaptcha',
           '2chaptcha_id': captcha['id'], '2chaptcha_value': captcha_answer}

if EMAIL:
    payload['email'] = EMAIL
if NAME:
    payload['name'] = NAME
if SUBJECT:
    payload['subject'] = SUBJECT

files = {
    name: (None, str(value)) for name, value in payload.items()
}

post = s.post('https://2ch.hk/makaba/posting.fcgi', files=files)

result = post.json()

if result['Error']:
    print(result['Reason'])
else:
    print('Пост:', URL + BOARD + '/res/' + THREAD + '.html#' + str(result['Num']))