Trying to make a mini bot for this lesson https://proglib.io/p/python-vk-api-3/ But on the server it gives out 
here is the code
# A very simple Flask Hello World app for you to get started with... import vk from time import sleep from lxml import html import requests as req from flask import Flask login = '89326949892' password = '12345qwerty' vk_id = '3570608' #ID_ВАШЕГО_ПРИЛОЖЕНИЯ session = vk.AuthSession(app_id=vk_id, user_login=login, user_password=password) vkapi = vk.API(session) messages = vkapi.messages.get(count=1) last = messages['items'][0]['id'] app = Flask(__name__) @app.route('/') def hello_world(): return 'Привет!' def bash(id, mode='u'): try: r = req.get('http://bash.im/random') doc = html.document_fromstring(r.text) bash = '\n'.join(doc.xpath('//*[@id="body"]/div[3]/div[@class="text"]/text()')) if mode == 'c': vkapi.messages.send(chat_id=id, message=bash) else: vkapi.messages.send(user_id=id, message=bash) except Exception as e: print(e) if "~bash~" in message['body']: if 'chat_id' in message: bash(message['chat_id'], 'c') else: bash(message['user_id']) def print_help(id, mode='u'): try: message = """=== VK-бот === Доступные команды: &#_9989; ~bash~ -- случайная цитата с bash.im &#_9989; ~help~ -- показать помощь""" if mode == 'c': vkapi.messages.send(chat_id=id, message=message) else: vkapi.messages.send(user_id=id, message=message) except Exception as e: print(e) if "~help~" in message['body']: if 'chat_id' in message: print_help(message['chat_id'], 'c') else: print_help(message['user_id']) while True: try: messages = vkapi.messages.get(last_message_id=last) except Exception as e: print(e) sleep(4) continue if not messages['items']: # Если нет новых сообщений sleep(4) continue last = messages['items'][0]['id'] for message in messages['items']: # временные заглушки if "~bash~" in message['body']: bash(message['user_id']) sleep(4)