code: def validate_model_parameters(
      self, algo, training_frame, parameters, timeoutSecs=60, **kwargs
  ):
      assert algo is not None, 'FAIL: "algo" parameter is null'
      # Allow this now: assert training_frame is not None, '"training_frame" parameter is null'
      assert (
          parameters is not None
      ), 'FAIL: "parameters" parameter is null'
  
      model_builders = self.model_builders(timeoutSecs=timeoutSecs)
      assert (
          model_builders is not None
      ), "FAIL: /ModelBuilders REST call failed"
      assert algo in model_builders["model_builders"], (
          "FAIL: algo "
          + algo
          + " not found in model_builders list: "
          + repr(model_builders)
      )
      builder = model_builders["model_builders"][algo]
  
      # TODO: test this assert, I don't think this is working. . .
      if training_frame is not None:
          frames = self.frames(key=training_frame)
          assert (
              frames is not None
          ), "FAIL: /Frames/{0} REST call failed".format(training_frame)
          assert (
              frames["frames"][0]["frame_id"]["name"] == training_frame
          ), "FAIL: /Frames/{0} returned Frame {1} rather than Frame {2}".format(
              training_frame,
              frames["frames"][0]["frame_id"]["name"],
              training_frame,
          )
          parameters["training_frame"] = training_frame
  
      # TODO: add parameter existence checks
      # TODO: add parameter value validation
      if algo in H2O.experimental_algos:
          _rest_version = 99
      else:
          _rest_version = 3
      result = self.__do_json_request(
          "/"
          + str(_rest_version)
          + "/ModelBuilders/"
          + algo
          + "/parameters",
          cmd="post",
          timeout=timeoutSecs,
          postData=parameters,
          ignoreH2oError=True,
          noExtraErrorCheck=True,
          raiseIfNon200=False,
          suppressErrorMsg=True,
      )  # NOTE: DO NOT die if validation errors
  
      H2O.verboseprint("model parameters validation: " + repr(result))
      return result
  
imports: import sys, os, getpass, logging, time, inspect, requests, json, pprint
  import h2o_test_utils
  from h2o_test_utils import log, log_rest
  import h2o_print
label_desc: Use image node_id 24 for calling the H2O obj's underlying member method code with example usage: obj.validate_model_parameters(algo, training_frame, parameters, timeoutSecs) and returns: result