bpy_extras submodule (bpy_extras.id_map_utils)

bpy_extras.id_map_utils.get_id_reference_map() → Dict[bpy.types.ID, Set[bpy.types.ID]]

Return a dictionary of direct datablock references for every datablock in the blend file.

bpy_extras.id_map_utils.get_all_referenced_ids(id: bpy.types.ID, ref_map: Dict[bpy.types.ID, Set[bpy.types.ID]]) → Set[bpy.types.ID]

Return a set of IDs directly or indirectly referenced by id.