class_docstr: Parse Examples with NumPy (without any usage of TensorFlow).
class_docstr_tok: ["Parse","Examples","with","NumPy","(","without","any","usage","of","TensorFlow",")","."]
code: def __post_init__(self):
      self._flat_example_specs = utils.flatten_nest_dict(
          self.example_specs
      )
  
imports: from __future__ import annotations
  import abc
  from collections.abc import Iterable, Mapping, Sequence
  import dataclasses
  import re
  from typing import Any, Union
  import numpy
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.features import feature
  from tensorflow_datasets.core.utils import dtype_utils
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  from tensorflow_datasets.proto import tf_example_pb2
  from tensorflow_datasets.proto import tf_feature_pb2
label_desc: Use image node_id 1 for calling the ExampleParserNp obj's underlying member method code with example usage: obj.__post_init__() without return types