from abc import ABCMeta, abstractmethod
from six import add_metaclass


@add_metaclass(ABCMeta)
class HealthCheckDataInterface(object):
  """
  Interface that represents all data store interactions required by health checks.
  """

  @abstractmethod
  def check_health(self, app_config):
    """ Returns True if the connection to the database is healthy and False otherwise. """
    pass