base.py

from chatterbot.adapters.logic import LogicAdapter
from chatterbot.conversation import Statement
from chatterbot import ChatBot
from flask import Flask

SESSION = {}

class CustomLogicAdapter(LogicAdapter):
    def __init__(self, **kwargs):
        super(CustomLogicAdapter, self).__init__(kwargs)

    def can_process(self, statement):
        # Return true if the statement contains the search text
        return 'Search for' in statement.text

    def process(self, statement, search_text):
        text =  search_text # ... something you return based on your search
        response = Statement(text)
        confidence = 0.5
        return confidence, response


class OpenStackBot(object):
    def __init__(self):
        self.trainer = 'chatterbot.trainers.ChatterBotCorpusTrainer'
        self.corpus = 'chatterbot.corpus.openstack'
        self.chatbot = ChatBot(
            'OpenStack Bot',
            trainer=self.trainer
        )
        self.chatbot.train("chatterbot.corpus.english.greetings", self.corpus)

    def get_response(self, question):
        return self.chatbot.get_response(question)


bot = OpenStackBot()

app = Flask(__name__)