code: def _test_example(self, example_name):
      actual_perf = examples.run_example(
          example_name,
          # This should match the invocation in
          # catalyst/tests/resources/rebuild_example_data
          environ={
              "ZIPLINE_ROOT": self.tmpdir.getpath("example_data/root"),
          },
      )
      assert_equal(
          actual_perf[examples._cols_to_check],
          self.expected_perf[example_name][examples._cols_to_check],
          # There is a difference in the datetime columns in pandas
          # 0.16 and 0.17 because in 16 they are object and in 17 they are
          # datetime[ns, UTC]. We will just ignore the dtypes for now.
          check_dtype=False,
      )
  
file_path: catalyst/tests/test_examples.py
imports: from functools import partial
  import tarfile
  import matplotlib
  from nose_parameterized import parameterized
  import pandas
  from catalyst import examples
  from catalyst.data.bundles import register, unregister
  from catalyst.testing import test_resource_path
  from catalyst.testing.fixtures import WithTmpDir, CatalystTestCase
  from catalyst.testing.predicates import assert_equal
  from catalyst.utils.cache import dataframe_cache
  from catalyst.utils.paths import update_modified_time
label_desc: Use image node_id 2 for calling the ExamplesTests obj's underlying member method code with example usage: obj._test_example(example_name) without return types