from flask import Flask, request, jsonify

import nltk

from nltk.chat.util import Chat, reflections

patterns = [

(r'你好', ['你好！']),

(r'我的成绩是什么', ['你的成绩是A+']),

(r'退出', ['再见！'])

]

chatbot = Chat(patterns, reflections)

app = Flask(__name__)

@app.route('/chat', methods=['POST'])

def chat():

user_input = request.json['input']

response = chatbot.respond(user_input)

return jsonify({'response': response})

if __name__ == '__main__':

app.run(debug=True)