class_docstr: Decoder created by `tfds.decoder.make_decoder` decorator.
code: def __init__(self, fn, output_dtype, *args, **kwargs):
      super(DecoderFn, self).__init__()
      self._fn = fn
      self._output_dtype = output_dtype
      self._args = args
      self._kwargs = kwargs
  
imports: import abc
  import functools
  from tensorflow_datasets.core.utils import tree_utils
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
label_desc: Use image node_id 1 to create a new DecoderFn object from inherited base classes: Decoder with example: obj = DecoderFn(fn, output_dtype)