from .core import (CallbackBase, CallbackCounter, print_metadata, collector,
                   LiveMesh, LivePlot, LiveRaster, LiveTable, CollectThenCompute,
                   _get_obj_fields)

from .core import (CallbackBase, CallbackCounter, print_metadata, collector,
                   LiveMesh, LivePlot, LiveRaster, LiveTable, CollectThenCompute,
                   LiveSpecFile, _get_obj_fields)

Add LiveSpecFile to callbacks API.
API: Add LiveSpecFile to callbacks API.
