def test_node_simple(self):
        tree = ParentedTree.fromstring(
            '(S (NP (DT the) (JJ big) (NN dog)) '
            '(VP bit) (NP (DT a) (NN cat)))')
        self.assertEqual(list(tgrep.tgrep_positions('NN', [tree])),
                         [[(0,2), (2,1)]])
        self.assertEqual(list(tgrep.tgrep_nodes('NN', [tree])),
                         [[tree[0,2], tree[2,1]]])
        self.assertEqual(list(tgrep.tgrep_positions('NN|JJ', [tree])),
                         [[(0, 1), (0, 2), (2, 1)]])
Return the diagnose data collector filename
dataset/ETHPy150Open nltk/nltk/nltk/test/unit/test_tgrep.py/TestSequenceFunctions.test_node_simple--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/config/__init__.py/ConfigWriter.GetDiagnoseDataCollectorFilename