Public access to chatGPT detailed tutorial with Python source code

import time
from flask import Flask,make_response,request
import openai
from flask import Flask, request
from flask_caching import Cache
import  as ET
import hashlib
import requests
import re
import os

cnt = 0
my_wx_token = "" # Customized letter and number combinations are sufficient, and subsequently need to be filled in the public backend
my_gpt_key = "" # Fill in the API-KEY you created in the OpenAI backend here.
my_switch_chatgpt = True

app = Flask(__name__)
env_dist = 
cache = Cache(app, config={'CACHE_TYPE': 'simple', "CACHE_DEFAULT_TIMEOUT": 30})

@('/',methods=['GET','POST'])
def wechat():
    if  == 'GET':
        signature = ("signature", "")

        timestamp= ("timestamp", "")

        nonce= ("nonce", "")

        echostr= ("echostr", "")
        print(signature, timestamp, nonce, echostr)

        token=my_wx_token

        data =[token, timestamp, nonce]

        ()

        temp = ''.join(data)

        sha1 = hashlib.sha1(('utf-8'))

        hashcode=()
        print(hashcode)

        if hashcode == signature:
            print("wechat commit check OK")
            return echostr
        else:
            print("GET error input msg")
            return "error-return\r\n"
    else:
        xmlData = (())
        msg_type = ('MsgType').text
        if msg_type == 'text':
            ToUserName = ('ToUserName').text
            FromUserName = ('FromUserName').text
            CreateTime = ('CreateTime').text
            
            print(ToUserName)
            print(FromUserName)
            print(CreateTime)
            
            global cnt
            cnt += 1
            print('-------> ' + str(cnt))
            
            return generate_response_xml(FromUserName, ToUserName, ('Content').text)
                           
def text_reply(FromUserName, ToUserName, output_content):
    reply = '''
    <xml>
    <ToUserName><![CDATA[%s]]></ToUserName>
    <FromUserName><![CDATA[%s]]></FromUserName>
    <CreateTime>%s</CreateTime>
    <MsgType><![CDATA[text]]></MsgType>
    <Content><![CDATA[%s]]></Content>
    </xml>
    '''
    response = make_response(reply % (FromUserName, ToUserName, str(int(())), output_content))
    response.content_type = 'application/xml'
    return response

def generate_response_xml(FromUserName, ToUserName, input_content):
    output_content = generate_response(input_content)
    return text_reply(FromUserName, ToUserName, output_content)

outofsevice_txt = "pardon me，<a href=\"/s/0LN37YiERJgMyvIDpzRcAQ\">Jason the Tackle Lion'sChatGPTService Assistant</a>Under maintenance，The duration of the maintenance cannot be predicted at this time，Please try again tomorrow.。"

@(timeout=60)
def generate_response(prompt):
    
    if not my_switch_chatgpt:
        return outofsevice_txt
        
    openai.api_key = my_gpt_key
    
    response = (
        model="text-davinci-003",
        prompt=prompt,
        temperature=0,
        max_tokens=1024,
        top_p=1,
        frequency_penalty=0.0,
        presence_penalty=0.0,
    )
    
    message = [0].text
    print(message)
    
    ans = ()
    return ans
               
if __name__ == '__main__':
    (host='0.0.0.0', port=xxxx, debug=True)# Open port xxxx