code: def _decode_jpeg(imgdata, channels=3):
      return tf.image.decode_jpeg(
          imgdata,
          channels=channels,
          fancy_upscaling=False,
          dct_method="INTEGER_FAST",
      )
  
imports: import tensorflow
  import sys
  import os
  import numpy
  from subprocess import call
  import horovod.tensorflow.keras
  from nvidia.dali.pipeline import pipeline_def
  import nvidia.dali.fn
  import nvidia.dali.types
  import nvidia.dali.tfrecord
label_desc: Use image node_id 2 for calling a global function with example usage: _decode_jpeg(imgdata, channels) and returns: tf