code: def __init__(self, *args, **kwargs):
      super(ConcatLayer, self).__init__(*args, **kwargs)
  
      self.concat = keras.layers.Concatenate()
  
file_path: calamari/calamari_ocr/ocr/model/layers/concat.py
imports: from dataclasses import dataclass, field
  from typing import Type, List
  from paiargparse import pai_dataclass, pai_meta
  from tensorflow import keras
  from calamari_ocr.ocr.model.layers.layer import LayerParams, Layer
label_desc: Use image node_id 1 to create a new ConcatLayer object from inherited base classes: Layer with example: obj = ConcatLayer()