text: """Flask configuration variables."""
  from os import environ, path
  from dotenv import load_dotenv
  
  basedir = path.abspath(path.dirname(__file__))
  load_dotenv(path.join(basedir, '.env'))
  
  
  class Config:
      """Set Flask configuration from .env file."""
  
      # General Config
      SECRET_KEY = environ.get('SECRET_KEY')
      FLASK_APP = environ.get('FLASK_APP')
      FLASK_ENV = environ.get('FLASK_ENV')
  
      # Database
      SQLALCHEMY_DATABASE_URI = environ.get("SQLALCHEMY_DATABASE_URI")
      SQLALCHEMY_ECHO = False
      SQLALCHEMY_TRACK_MODIFICATIONS = False
  
      #Twitter API 
      TWITTER_API_KEY = environ.get("TWITTER_API_KEY")
      TWITTER_API_SECRET_KEY = environ.get("TWITTER_API_SECRET_KEY")