code: def verify_pipeline(pipeline, input):
      assert pipeline is Pipeline.current()
      return input
  
imports: import numpy
  import nvidia.dali.ops
  import nvidia.dali.types
  import os
  import random
  from functools import partial
  from nvidia.dali.pipeline import Pipeline
  from nvidia.dali import fn, pipeline_def
  from nvidia.dali.python_function_plugin import current_dali_stream
label_desc: Use image node_id 42 for calling a global function with example usage: verify_pipeline(pipeline, input) and returns: input