text: """Flask config class."""
  import os
  
  
  class Config:
      """Set Flask configuration vars."""
  
      # General Config
      TESTING = os.environ.get('TESTING')
      DEBUG = os.environ.get('DEBUG')
      SECRET_KEY = os.environ.get('SECRET_KEY')
      SESSION_COOKIE_NAME = os.environ.get('SESSION_COOKIE_NAME')
      SQLALCHEMY_DATABASE_URI = os.environ.get('SQLALCHEMY_DATABASE_URI')
      SQLALCHEMY_TRACK_MODIFICATIONS = False
      logfile = '%s.log' % __name__
      JWT_ACCESS_TOKEN_EXPIRES = False
      JWT_TOKEN_LOCATION = 'headers'
      JWT_HEADER_NAME = 'Authorization'
      JWT_HEADER_TYPE = 'Bearer'
      JWT_SECRET_KEY = os.environ.get('JWT_SECRET_KEY', 'secret_key')
  