def test_J(self):
        result = self.evaluateExpression("J['a']", {"a": 123})
        self.assertEqual(result, 123)
Reindex all documents from one index that satisfy a given query
dataset/ETHPy150Open ClusterHQ/eliot/eliot/tests/test_filter.py/EliotFilterTests.test_J--crossover with--dataset/ETHPy150Open elastic/elasticsearch-py/elasticsearch/helpers/__init__.py/reindex