'Construct a temporary snapshot name for clone operation.
:param clone_name: the name of the clone
:param source_device_id: the source device id
:returns: snap_name'

def get_temp_snap_name(self, clone_name, source_device_id):

    trunc_clone = self.truncate_string(clone_name, 10)
    snap_name = ('temp-%(device)s-%(clone)s' % {'device': source_device_id, 'clone': trunc_clone})
    return snap_name
