class_docstr: A dictionary class with nice print out str
class_docstr_tok: ["A","dictionary","class","with","nice","print","out","str"]
code: def __init__(self, mapping=None, str_prefix=""):
      super().__init__(mapping)
      self._str_prefix = str_prefix
  
imports: import sys
  from abc import ABC, abstractmethod
  from collections import OrderedDict
  from typing import IO, Any, Callable, Dict, Optional, Tuple, Union
  import cattrs
  import numpy
  import yaml
  from attrs import define, field, validators
  from coremltools.converters.mil.mil import Operation, types
  from coremltools.converters.mil.mil.types.type_mapping import is_builtin, numpy_type_to_builtin_type
label_desc: Use image node_id 1 to create a new _MetaDataDict object from inherited base classes: OrderedDict with example: obj = _MetaDataDict(mapping, str_prefix)