'Detaches a server from shared storage
:param storage_id: Id of the shared storage
:rtype: ``str``
:param server_id: Id of the server
:rtype: ``str``
:return: Instance of shared storage
:rtype: ``dict``'

def ex_detach_server_from_shared_storage(self, storage_id, server_id):

    response = self.connection.request(action=('shared_storages/%s/servers/%s' % (storage_id, server_id)), method='DELETE')
    return response.object
