bpy_types.py 文件源码

def users_id(self):
        """ID data blocks which use this library"""
        import bpy

        # See: readblenentry.c, IDTYPE_FLAGS_ISLINKABLE,
        # we could make this an attribute in rna.
        attr_links = ("actions", "armatures", "brushes", "cameras",
                      "curves", "grease_pencil", "groups", "images",
                      "lamps", "lattices", "materials", "metaballs",
                      "meshes", "node_groups", "objects", "scenes",
                      "sounds", "speakers", "textures", "texts",
                      "fonts", "worlds")

        return tuple(id_block
                     for attr in attr_links
                     for id_block in getattr(bpy.data, attr)
                     if id_block.library == self)