code: def additional_parameters():
      """
      Verifying that Python can support additional parameters of destination_frame,
      column_names, and column_types and that certain characters are allowed.
      """
      input_file = pyunit_utils.locate("smalldata/jira/hexdev_29.csv")
  
      # col_types as list
      dest_frame = "-._~0123456789"
      c_names = ["a", "b", "c"]
      c_types = ["enum", "enum", "string"]
  
      fhex = h2o.import_file(
          input_file,
          destination_frame=dest_frame,
          col_names=c_names,
          col_types=c_types,
      )
      fhex.describe()
  
      assert fhex.frame_id == dest_frame
      assert fhex.names == c_names
      col_summary = h2o.frame(fhex.frame_id)["frames"][0]["columns"]
      for i in range(len(col_summary)):
          assert col_summary[i]["type"] == c_types[i]
  
      # col_types as dictionary
      dest_frame = "._~---"
      c_names = ["a", "b", "c"]
      c_types = {"c": "string", "a": "string"}
  
      fhex = h2o.import_file(
          input_file,
          destination_frame=dest_frame,
          col_names=c_names,
          col_types=c_types,
      )
      fhex.describe()
  
      assert fhex.frame_id == dest_frame
      assert fhex.col_names == c_names
      col_summary = h2o.frame(fhex.frame_id)["frames"][0]["columns"]
      for i in range(len(col_summary)):
          name = c_names[i]
          if name in c_types:
              assert col_summary[i]["type"] == c_types[name]
  
      def test_bad_id(frameid):
          try:
              h2o.import_file(input_file, destination_frame=frameid)
              assert False, (
                  "Frame id '%s' should not have been allowed" % frameid
              )
          except H2OValueError:
              pass
  
      test_bad_id("xk;cd;1753")
      test_bad_id("one/two/three/four")
      test_bad_id("I'm_declaring_a_thumb_war")
      test_bad_id("five\\six\\seven\\eight")
      test_bad_id("finger guns proliferate")
      test_bad_id("9_10_11_12")
      test_bad_id("digits|cant|protect|themselves")
      test_bad_id("(thirteen,fourteen,fifteen,sixteen)")
      test_bad_id("UNSC_cant_intervene?")
      test_bad_id("_17_18_19_20$")
      test_bad_id("Death@Destruction_is_aplenty")
      test_bad_id("_21&22&23&24")
      test_bad_id("LifeOnEarthIsNoMore!")
      test_bad_id("_25_26_27_28#")
      test_bad_id("we+must+earth+repopulate")
  
label_desc: Use image node_id 1 for calling a global function with example usage: additional_parameters() without return types