text: import os
  
  from flask_sqlalchemy import SQLAlchemy
  from flask import Flask
  from flask_bootstrap import Bootstrap
  
  import redis
  
  
  DATABASE_URL = os.environ.get('DATABASE_URL')
  VERIFY_TOKEN = os.environ.get("VERIFY_TOKEN")
  DEBUG = bool(os.environ.get("DEBUG", False))
  
  app = Flask(__name__)
  app.debug = DEBUG
  Bootstrap(app)
  
  app.config['SQLALCHEMY_DATABASE_URI'] = DATABASE_URL
  app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
  app.secret_key = VERIFY_TOKEN
  
  db = SQLAlchemy(app)
  
  redis_url = os.getenv('REDIS_URL')
  redisCon = redis.from_url(redis_url)
  