Creates a configured network.

        :param action: Action configuration.
        :type action: dockermap.map.runner.ActionConfig
        :param n_name: Network name.
        :type n_name: unicode | str
        :param kwargs: Additional keyword arguments to complement or override the configuration-based values.
        :type kwargs: dict

def create_network(self, action, n_name, **kwargs):
        """
        Creates a configured network.

        :param action: Action configuration.
        :type action: dockermap.map.runner.ActionConfig
        :param n_name: Network name.
        :type n_name: unicode | str
        :param kwargs: Additional keyword arguments to complement or override the configuration-based values.
        :type kwargs: dict
        """
        c_kwargs = self.get_network_create_kwargs(action, n_name, **kwargs)
        res = action.client.create_network(**c_kwargs)
        self._policy.network_names[action.client_name][n_name] = res['Id']
        return res