class_docstr: A visitor that inspects the graph and looks for merge combine nodes.
class_docstr_tok: ["A","visitor","that","inspects","the","graph","and","looks","for","merge","combine","nodes","."]
code: def visit(self, operation_def, input_values):
      self.validate_operation_def(operation_def)
      self._maybe_add_packable_combine(operation_def, input_values)
      return nodes.OperationNode(operation_def, input_values).outputs
  
imports: import collections
  import dataclasses
  from typing import Sequence
  from tensorflow_transform import analyzer_nodes
  from tensorflow_transform import nodes
  from tensorflow_transform.beam import beam_nodes
label_desc: Use image node_id 2 for calling the _InspectMergeCombineVisitor obj's underlying member method code with example usage: obj.visit(operation_def, input_values) and returns: nodes