Python CategoricalIndex.get_indexer Examples

Example #1

    def test_get_indexer(self):

        idx1 = CategoricalIndex(list('aabcde'), categories=list('edabc'))
        idx2 = CategoricalIndex(list('abf'))

        for indexer in [idx2, list('abf'), Index(list('abf'))]:
            r1 = idx1.get_indexer(idx2)
            assert_almost_equal(r1, np.array([0, 1, 2, -1], dtype=np.intp))

        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='pad'))
        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='backfill'))
        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='nearest'))

Example #2

File: test_category.py Project: AkiraKane/pandas

    def test_get_indexer(self):

        idx1 = CategoricalIndex(list('aabcde'), categories=list('edabc'))
        idx2 = CategoricalIndex(list('abf'))

        for indexer in [idx2, list('abf'), Index(list('abf'))]:
            r1 = idx1.get_indexer(idx2)
            assert_almost_equal(r1, np.array([0, 1, 2, -1]))

        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='pad'))
        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='backfill'))
        self.assertRaises(NotImplementedError,
                          lambda: idx2.get_indexer(idx1, method='nearest'))