code: def _unpickle_tensor_spec(shape, numpy_dtype):
      return tf.TensorSpec(shape, tf.as_dtype(numpy_dtype))
  
file_path: transform/tensorflow_transform/pickle_helper.py
imports: import copyreg
  import tensorflow
  from tensorflow_transform import common
  from tensorflow_metadata.proto.v0 import schema_pb2
  from tensorflow_metadata.proto.v0 import statistics_pb2
label_desc: Use image node_id 4 for calling a global function with example usage: _unpickle_tensor_spec(shape, numpy_dtype) and returns: tf