code: def __init__(self, layers):
      self.layers = layers
  
      callbacks = {
          (
              ot.Paint,
              ot.PaintFormat.PaintColrLayers,
          ): self._unbuildPaintColrLayers,
      }
      self.tableUnbuilder = TableUnbuilder(callbacks)
  
file_path: catboost/contrib/python/fonttools/fontTools/colorLib/unbuilder.py
imports: from fontTools.ttLib.tables import otTables
  from .table_builder import TableUnbuilder
label_desc: Use image node_id 1 to create a new LayerListUnbuilder object  with example: obj = LayerListUnbuilder(layers)