Traceback (most recent call last):
  File "bot.py", line 49, in <module>
    write_msg_chat(randint, event.chat_id, "Не понял...")
  File "bot.py", line 11, in write_msg_chat
    vk.method('messages.send', {'chat_id': chat_id, 'message': message, 'random_id': rand_int})
  File "/data/data/com.termux/files/usr/lib/python3.7/site-packages/vk_api/vk_api.py", line 610, in method
    response = self.error_handlers[error.code](error)
  File "/data/data/com.termux/files/usr/lib/python3.7/site-packages/vk_api/vk_api.py", line 492, in captcha_handler
    raise captcha
vk_api.exceptions.Captcha: Captcha needed

import time
import vk_api
import random
from vk_api.longpoll import VkLongPoll, VkEventType
import u_photo


def write_msg_user(rand_int, user_id, message):
    vk.method('messages.send', {'user_id': user_id, 'message':  message, 'random_id': rand_int})
def write_msg_chat(rand_int, chat_id, message):
    vk.method('messages.send', {'chat_id': chat_id, 'message': message, 'random_id': rand_int})

# API-ключ
token = "CENSORED"

# Авторизуемся как сообщество
#vk = vk_api.VkApi(token=token)
vk = vk_api.VkApi(token = token, login = 'CENSORED', password = 'CENSORED')

longpoll = VkLongPoll(vk)
print("Бот запущен")

# Основной цикл
while True:
    time.sleep(5)
    for event in longpoll.listen():

        # Если пришло новое сообщение
        if event.type == VkEventType.MESSAGE_NEW and event.to_me:
            request = event.text
            randint = random.randint(100000000,900000000)
            request = request.lower()
            # Логика ответа
            for check in request:
                if event.from_user:
                    if request == "привет":
                        write_msg_user(randint, event.user_id, "Хай")
                    elif request == "пока":
                        write_msg_user(randint, event.user_id, "Пока :(")
                    else:
                        write_msg_user(randint, event.user_id, "Не понял...")
                elif event.from_chat:
                    if request == "привет":
                        write_msg_chat(randint, event.chat_id, "Хай")
                    elif request == "пока":
                        write_msg_chat(randint, event.chat_id, "Пока :(")
                    else:
                        write_msg_chat(randint, event.chat_id, "Не понял...")