Python _combine_indexersの例

コード例 #1

def test_decompose_indexers(shape, indexer_mode, indexing_support):
    data = np.random.randn(*shape)
    indexer = get_indexers(shape, indexer_mode)

    backend_ind, np_ind = indexing.decompose_indexer(indexer, shape, indexing_support)

    expected = indexing.NumpyIndexingAdapter(data)[indexer]
    array = indexing.NumpyIndexingAdapter(data)[backend_ind]
    if len(np_ind.tuple) > 0:
        array = indexing.NumpyIndexingAdapter(array)[np_ind]
    np.testing.assert_array_equal(expected, array)

    if not all(isinstance(k, indexing.integer_types) for k in np_ind.tuple):
        combined_ind = indexing._combine_indexers(backend_ind, shape, np_ind)
        array = indexing.NumpyIndexingAdapter(data)[combined_ind]
        np.testing.assert_array_equal(expected, array)

コード例 #2

ファイル: test_indexing.py プロジェクト: crusaderky/xarray

def test_decompose_indexers(shape, indexer_mode, indexing_support):
    data = np.random.randn(*shape)
    indexer = get_indexers(shape, indexer_mode)

    backend_ind, np_ind = indexing.decompose_indexer(
        indexer, shape, indexing_support)

    expected = indexing.NumpyIndexingAdapter(data)[indexer]
    array = indexing.NumpyIndexingAdapter(data)[backend_ind]
    if len(np_ind.tuple) > 0:
        array = indexing.NumpyIndexingAdapter(array)[np_ind]
    np.testing.assert_array_equal(expected, array)

    if not all(isinstance(k, indexing.integer_types) for k in np_ind.tuple):
        combined_ind = indexing._combine_indexers(backend_ind, shape, np_ind)
        array = indexing.NumpyIndexingAdapter(data)[combined_ind]
        np.testing.assert_array_equal(expected, array)