class_docstr: Merge block to merge multiple nodes into one.
  
  # Arguments
      merge_type: String. 'add' or 'concatenate'. If left unspecified, it will
          be tuned automatically.
class_docstr_tok: ["Merge","block","to","merge","multiple","nodes","into","one",".","#","Arguments","merge_type",":","String",".","'add","'","or","'concatenate","'",".","If","left","unspecified",",","it","will","be","tuned","automatically","."]
code: def get_config(self):
      config = super().get_config()
      config.update({"merge_type": self.merge_type})
      return config
  
imports: from typing import Optional
  import tensorflow
  from tensorflow import nest
  from tensorflow.keras import layers
  from autokeras.engine import block
  from autokeras.utils import layer_utils
  from autokeras.utils import utils
label_desc: Use image node_id 2 for calling the Merge obj's underlying member method code with example usage: obj.get_config() and returns: config