code: def test4():
      df = h2o.upload_file(
          pyunit_utils.locate("smalldata/jira/pubdev_2020.csv")
      )
      splits = df.split_frame(
          ratios=[0.8], destination_frames=["myf0", "myf1"]
      )
      part0 = splits[0]
      assert part0.frame_id == "myf0"
      part1 = splits[1]
      assert part1.frame_id == "myf1"
  
imports: import sys
  import h2o
  from tests import pyunit_utils
label_desc: Use image node_id 4 for calling a global function with example usage: test4() without return types