code: def validator_aok_colorscale():
      return ColorValidator(
          "prop",
          "parent",
          array_ok=True,
          colorscale_path="parent.colorscale",
      )
  
imports: import pytest
  from _plotly_utils.basevalidators import ColorValidator
  import numpy
label_desc: Use image node_id 4 for calling a global function with example usage: validator_aok_colorscale() and returns: ColorValidator