code: def _contains_none(values):
      if values is None:
          return True
  
      return any(v is None for v in values)
  
imports: import itertools
  import logging
  import warnings
  import numpy
  import scipy.spatial
  import eta.core.numutils
  import fiftyone.core.fields
  import fiftyone.core.labels
  import fiftyone.core.media
  from fiftyone.core.sample import Sample
  import fiftyone.core.utils
  import fiftyone.core.validation
  from fiftyone.core.odm import DynamicEmbeddedDocument
  import fiftyone.utils.image
label_desc: Use image node_id 15 for calling a global function with example usage: _contains_none(values) and returns: any, True