code: def test_infers_classification_for_object_target(self):
      y = pd.Series(["high", "low"])
      assert "classification" == infer_ml_task(y)
  
imports: import warnings
  import mock
  import numpy
  import pandas
  import pytest
  from tsfresh.feature_selection.relevance import calculate_relevance_table, combine_relevance_tables, get_feature_type, infer_ml_task
label_desc: Use image node_id 3 for calling the TestInferMLTask obj's underlying member method code with example usage: obj.test_infers_classification_for_object_target() without return types