code: def verifyOps(
      opers, shapeS, threshold_name, threshold_val, groupByCommand
  ):
      assert_is_type(opers, GroupBy)
      operInfo = opers.get_frame()
      assert_is_type(operInfo, H2OFrame)
  
      assert (
          operInfo.shape == shapeS
      ), "{0} command is not working.".format(groupByCommand)
  
      for index in range(len(threshold_val)):
          assert (
              abs(
                  operInfo[index, threshold_name[index]]
                  - threshold_val[index]
              )
              < 1e-6
          ), "{0} command is not working.".format(groupByCommand)
  
imports: import sys
  from tests import pyunit_utils
  import h2o
  from h2o.utils.typechecks import assert_is_type
  from h2o.group_by import GroupBy
  from h2o.frame import H2OFrame
label_desc: Use image node_id 2 for calling a global function with example usage: verifyOps(opers, shapeS, threshold_name, threshold_val, groupByCommand) without return types