Retrieve the status of a Floating IP action.

def get_floating_ip_action(self, ip_addr, action_id):
        """
        Retrieve the status of a Floating IP action.
        """
        if self.api_version == 2:
            json = self.request('/floating_ips/' + ip_addr + '/actions/' + action_id)
            return json['action']
        else:
            raise DoError(v2_api_required_str)