class_docstr: Metadata about a cached dataset.
class_docstr_tok: ["Metadata","about","a","cached","dataset","."]
code: def decode(cls, value: bytes) -> "DatasetCacheMetadata":
      return cls(**pickle.loads(value))
  
imports: import os
  import pickle
  import re
  import sys
  from typing import Iterable, Mapping, List, Optional, Union, Tuple
  import apache_beam
  import tensorflow
  from tfx_bsl.types import tfx_namedtuple
label_desc: Use image node_id 2 for calling the DatasetCacheMetadata obj's underlying member method code with example usage: obj.decode(cls, value) and returns: cls