code: def test_import_parquet_from_s3():
      try:
          test_import_parquet_from_s3_impl()
      finally:
          remove_s3_credentials()
  
imports: import h2o
  import os
  from h2o.persist import set_s3_credentials
  from h2o.persist import remove_s3_credentials
  from tests import pyunit_utils
  from pandas.testing import assert_frame_equal
label_desc: Use image node_id 1 for calling a global function with example usage: test_import_parquet_from_s3() without return types