'Get a list of snapshot details for a particular volume.
:param array: the array serial number
:param source_device_id: the osurce device id
:returns: snapshot list or None'

def get_volume_snapshot_list(self, array, source_device_id):

    snapshot_list = []
    snap_info = self.get_volume_snap_info(array, source_device_id)
    if snap_info:
        if bool(snap_info['snapshotSrcs']):
            snapshot_list = snap_info['snapshotSrcs']
    return snapshot_list
