class_docstr: A callable class that uses captures from the exported SavedModel graph.
code: def __init__(self, function, tensor_map):
      self.function = function
      self.tensor_map = tensor_map
  
file_path: tensorflow/tensorflow/python/eager/polymorphic_function/saved_model_exported_concrete.py
imports: import gc
  from tensorflow.python.eager.polymorphic_function import function_type_utils
  from tensorflow.python.trackable import base
label_desc: Use image node_id 1 to create a new ExportedConcreteFunction object from inherited base classes: trackable with example: obj = ExportedConcreteFunction(function, tensor_map)