__init__ ( self )

add_named_region (
        self,
        name,
        ijk_min,
        ijk_max,
        )

find_named_region (
        self,
        ijk_min,
        ijk_max,
        )

insert_region (
        self,
        ijk_min,
        ijk_max,
        )

named_region_bounds ( self,  name )

named_region_index ( self,  name )

other_region ( self,  offset )

region_names ( self )

remove_named_region ( self,  index )

trim_list ( self )

where ( self )