def bootstrap_load_config_yaml(**kwargs):
  """Loads config_defaults.yaml into datastore.

  Args:
    **kwargs: Unused, but required for bootstrap tasks.
  """
  del kwargs  # Unused, but comes by default.
  config_defaults = utils.load_config_from_yaml()
  for name, value in config_defaults.iteritems():
    if name == 'bootstrap_started':
      config_model.Config.set(name, config_model.Config.get(name), False)
    else:
      config_model.Config.set(name, value, False)