old_contents: import logging
  
  from troposphere.query import only_current_tokens
  
  
  logger = logging.getLogger(__name__)
  
  
  def has_valid_token(user):
      """
      Returns boolean indicating if there are non-expired authentication
      tokens associated with the user.
      """
      logger.info(hasattr(user, "auth_tokens"))
      non_expired_tokens = user.auth_tokens.filter(only_current_tokens())
      return len(non_expired_tokens) > 0
  
  
  def get_current_tokens(user):
      """
      Returns the non-expired authentication tokens.
      """
      logger.info(hasattr(user, "auth_tokens"))
      return user.auth_tokens.filter(only_current_tokens())
  
new_contents: import logging
  
  from troposphere.query import only_current_tokens
  
  
  logger = logging.getLogger(__name__)
  
  
  def has_valid_token(user):
      """
      Returns boolean indicating if there are non-expired authentication
      tokens associated with the user.
      """
      logger.info("user has auth_tokens attributes? %s" %
          (hasattr(user, "auth_tokens")))
  
      return user.auth_tokens.filter(only_current_tokens()).exists()
  
  
  def get_current_tokens(user):
      """
      Returns the non-expired authentication tokens.
      """
      logger.info("user has auth_tokens attributes? %s" %
          (hasattr(user, "auth_tokens")))
  
      return user.auth_tokens.filter(only_current_tokens())
  
subject: Use exists() check from QuerySet; give logger-info context