code: def validator_any3_free():
      return InfoArrayValidator(
          "prop",
          "parent",
          items=[
              {"valType": "any"},
              {"valType": "any"},
              {"valType": "any"},
          ],
          free_length=True,
      )
  
imports: import pytest
  from _plotly_utils.basevalidators import InfoArrayValidator, type_str
  import numpy
label_desc: Use image node_id 4 for calling a global function with example usage: validator_any3_free() and returns: InfoArrayValidator