code: def _ensure_pytube():
      fou.ensure_package("pytube>=15")
  
imports: import importlib
  import itertools
  import logging
  import multiprocessing.dummy
  import os
  import numpy
  import eta.core.utils
  import eta.core.video
  import fiftyone.core.utils
label_desc: Use image node_id 1 for calling a global function with example usage: _ensure_pytube() without return types