old_contents: from django.shortcuts import render
  from django.http import HttpResponse
  import os
  import json
  import requests
  
  REPLY_ENDPOINT = 'https://api.line.me/v2/bot/message/reply'
  CHANNEL_ACCESS_TOKEN = os.environ['LINE_CHANNEL_ACCESS_TOKEN']
  HEADER = {
      'Content-Type': 'application/json',
      'Authorization': 'Bearer ' + CHANNEL_ACCESS_TOKEN
  }
  
  def reply_text(reply_token, text):
      reply = text
      payload = {
          'replyToken': reply_token,
          'message': [
              {
                  'type': 'text',
                  'text': reply,
              },
          ]
      }
  
      requests.post(REPLY_ENDPOINT, headers=HEADER, data=json.dumps(payload))
      return reply
  
  def callback(request):
      reply = ''
      print('requiest: ', request)
      request_json = json.loads(request.body.decode('utf-8'))
      for e in request_json['events']:
          reply_token = e['replyToken']
          message_type = e['message']['type']
  
          if message_type == 'text':
              text = e['message']['text']
              reply += reply_text(reply_token, text)
  
      return HttpResponse(reply)
  
  
new_contents: from django.shortcuts import render
  from django.http import HttpResponse
  import os
  import json
  import requests
  
  REPLY_ENDPOINT = 'https://api.line.me/v2/bot/message/reply'
  CHANNEL_ACCESS_TOKEN = os.environ['LINE_CHANNEL_ACCESS_TOKEN']
  HEADER = {
      'Content-Type': 'application/json',
      'Authorization': 'Bearer ' + CHANNEL_ACCESS_TOKEN
  }
  
  def reply_text(reply_token, text):
      reply = text
      payload = {
          'replyToken': reply_token,
          'message': [
              {
                  'type': 'text',
                  'text': reply,
              },
          ]
      }
  
      result = requests.post(REPLY_ENDPOINT, headers=HEADER, data=json.dumps(payload))
      print('result: ', result)
      return reply
  
  def callback(request):
      reply = ''
      request_json = json.loads(request.body.decode('utf-8'))
      for e in request_json['events']:
          reply_token = e['replyToken']
          print('replyToken: ', reply_token)
          message_type = e['message']['type']
  
          if message_type == 'text':
              text = e['message']['text']
              reply += reply_text(reply_token, text)
  
      return HttpResponse(reply)
  
  
subject: Debug commit