code: def h2oremove():
      """
      Python API test: h2o.remove(x)
      """
      # call with no arguments
      try:
          training_data = h2o.import_file(
              pyunit_utils.locate("smalldata/logreg/benign.csv")
          )
          assert_is_type(training_data, H2OFrame)
          h2o.remove(training_data)
          training_data.nrow  # this command should generate an error since training_data should have been deleted.
      except Exception as e:
          assert_is_type(e, AttributeError)
          assert (
              "object has no attribute" in e.args[0]
          ), "h2o.remove() command is not working."
  
imports: import sys
  from tests import pyunit_utils
  import h2o
  from h2o.utils.typechecks import assert_is_type
  from h2o.frame import H2OFrame
label_desc: Use image node_id 1 for calling a global function with example usage: h2oremove() without return types