def test_binarypb_add_and_update_not_working(test_metas, delete_on_dump):
with BinaryPbIndexer(metas=test_metas,
delete_on_dump=delete_on_dump) as idxer:
idxer.add(['11', '12', '13'], [b'eleven', b'twelve', b'thirteen'])
idxer.save()
# FIXME `add` and `update` won't work in the same context
# since `.save` calls `.flush` on a closed handler
# and the handler needs to have been
# closed for us to allow querying in the `.update`
with pytest.raises(AttributeError):
idxer.update(['12'], [b'twelve-new'])
idxer.save()
assert idxer.size == 3
save_abspath = idxer.save_abspath
with BaseIndexer.load(save_abspath) as idxer:
idxer.update(['12'], [b'twelve-new'])
idxer.save()
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query(['11']) == [b'eleven']
assert idxer.query(['12']) == [b'twelve-new']
assert idxer.query(['12', '13']) == [b'twelve-new', b'thirteen']
assert idxer.size == 3
assert idxer.sample() in (b'eleven', b'twelve-new', b'thirteen')
def assert_bi():
b = BaseIndexer(1)
b.save_config(os.path.join(tmpdir, 'tmp.yml'))
with open(os.path.join(tmpdir, 'tmp.yml')) as fp:
b = JAML.load(fp)
assert b.a == 1
def test_annoy_wrap_indexer(self):
with NumpyIndexer(index_filename='wrap-npidx.gz') as a:
a.name = 'wrap-npidx'
a.add(vec_idx, vec)
a.save()
index_abspath = a.index_abspath
save_abspath = a.save_abspath
with BaseIndexer.load_config(os.path.join(cur_dir,
'annoy-wrap.yml')) as b:
idx, dist = b.query(query, top_k=4)
global retr_idx
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
self.assertEqual(idx.shape, dist.shape)
self.assertEqual(idx.shape, (10, 4))
with BaseIndexer.load_config(os.path.join(cur_dir,
'nmslib-wrap.yml')) as c:
idx, dist = c.query(query, top_k=4)
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
self.assertEqual(idx.shape, dist.shape)
self.assertEqual(idx.shape, (10, 4))
self.add_tmpfile(index_abspath, save_abspath)
def test_annoy_wrap_indexer(self):
a = NumpyIndexer(index_filename='wrap-npidx.gz')
a.name = 'wrap-npidx'
a.add(vec_idx, vec)
a.save()
a.close()
b = BaseIndexer.load_config('annoy-wrap.yml')
idx, dist = b.query(query, top_k=4)
print(idx, dist)
global retr_idx
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
self.assertEqual(idx.shape, dist.shape)
self.assertEqual(idx.shape, (10, 4))
c = BaseIndexer.load_config('nmslib-wrap.yml')
idx, dist = c.query(query, top_k=4)
print(idx, dist)
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
self.assertEqual(idx.shape, dist.shape)
self.assertEqual(idx.shape, (10, 4))
self.add_tmpfile(a.index_abspath, a.save_abspath)
def test_numpy_update_delete(compress_level, test_metas):
np.random.seed(500)
num_dim = 3
vec_idx = np.array(['12', '112', '903'], dtype=(np.str_, 16))
vec = np.random.random([len(vec_idx), num_dim])
with NumpyIndexer(metric='euclidean', index_filename='np.test.gz', compress_level=compress_level,
metas=test_metas) as indexer:
indexer.add(vec_idx, vec)
indexer.save()
assert indexer.num_dim == num_dim
assert indexer.size == len(vec_idx)
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
query_results = indexer.query_by_key(vec_idx)
assert np.array_equal(vec, query_results)
# update
key_to_update = vec_idx[0]
data_to_update = np.random.random([1, num_dim])
# nonexistent key
random_keys = np.array(['999'], dtype=(np.str_, 16))
random_data = np.random.random([1, num_dim])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
# NON-EXISTENT KEYS: this will log warning but not fail
indexer.update(random_keys, random_data)
indexer.update([key_to_update], data_to_update)
indexer.save()
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
query_results = indexer.query_by_key([key_to_update])
assert np.array_equal(data_to_update, query_results)
# delete
keys_to_delete = 1
vec_idx_to_delete = vec_idx[:keys_to_delete]
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
indexer.delete(vec_idx_to_delete)
indexer.save()
assert indexer.size == len(vec_idx) - keys_to_delete
assert indexer.size == len(vec_idx) - keys_to_delete
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
assert indexer.size == len(vec_idx) - keys_to_delete
# random non-existent key
assert indexer.query_by_key(['123861942']) is None
query_results = indexer.query_by_key(vec_idx[keys_to_delete:])
expected = vec[keys_to_delete:]
np.testing.assert_allclose(query_results, expected, equal_nan=True)
def test_faiss_indexer_known_update_delete(metas):
vectors = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
keys = np.array([4, 5, 6, 7]).reshape(-1, 1)
train_filepath = os.path.join(os.environ['TEST_WORKSPACE'], 'train.tgz')
train_data = vectors
with gzip.open(train_filepath, 'wb', compresslevel=1) as f:
f.write(train_data.tobytes())
with FaissIndexer(index_filename='faiss.test.gz',
index_key='Flat',
train_filepath=train_filepath,
metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, FaissIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(idx, np.array([[4, 5], [5, 4], [6, 5], [7,
6]]))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_id([7, 4]), vectors[[3, 0]])
# update
with BaseIndexer.load(save_abspath) as indexer:
indexer.update([4], np.array([[200, 200, 200]], dtype=np.float32))
indexer.save()
assert indexer.size == 4
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, FaissIndexer)
idx, dist = indexer.query(queries, top_k=3)
np.testing.assert_equal(
idx, np.array([[5, 6, 4], [5, 6, 4], [6, 5, 4], [7, 4, 6]]))
assert idx.shape == dist.shape
assert idx.shape == (4, 3)
# delete
with BaseIndexer.load(save_abspath) as indexer:
indexer.delete([4])
indexer.save()
assert indexer.size == 3
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, FaissIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(idx, np.array([[5, 6], [5, 6], [6, 5], [7,
6]]))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
def check_indexers_size(chunks, nr_docs, field, tmp_path, same_content, shards,
post_op):
cache_indexer_path = os.path.join(tmp_path, 'cache-0', 'cache.bin')
with BaseIndexer.load(cache_indexer_path) as cache:
assert isinstance(cache, DocCache)
cache_full_size = cache.size
print(f'cache size {cache.size}')
for indexer_fname in [KV_IDX_FILENAME, VEC_IDX_FILENAME]:
indexers_full_size = 0
for i in range(shards):
from jina.executors.compound import CompoundExecutor
compound_name = ('inc_docindexer' if KV_IDX_FILENAME
in indexer_fname else 'inc_vecindexer')
workspace_folder = (
CompoundExecutor.
get_component_workspace_from_compound_workspace(
tmp_path, compound_name, i))
indexer_path = os.path.join(
BaseIndexer.get_shard_workspace(
workspace_folder=workspace_folder,
workspace_name=indexer_fname.rstrip('.bin'),
pea_id=i,
),
f'{indexer_fname}',
)
# in the configuration of content-hash / same_content=True
# there aren't enough docs to satisfy batch size, only 1 shard will have it
if os.path.exists(indexer_path):
with BaseIndexer.load(indexer_path) as indexer:
if indexer_fname == KV_IDX_FILENAME:
assert isinstance(indexer, BinaryPbIndexer)
else:
assert isinstance(indexer, NumpyIndexer)
indexers_full_size += indexer.size
if post_op == 'delete':
assert indexers_full_size == 0
assert cache_full_size == 0
else:
if field == 'content_hash' and same_content:
if chunks > 0:
# one content from Doc, one from chunk
expected = 2
assert indexers_full_size == expected
assert cache_full_size == 2
else:
assert indexers_full_size == 1
assert cache_full_size == 1
else:
nr_expected = ((nr_docs + chunks * nr_docs) *
2 if post_op == 'index2' else nr_docs +
chunks * nr_docs)
assert indexers_full_size == nr_expected
assert cache_full_size == nr_expected
def test_numpy_indexer_known_and_delete(batch_size, compress_level, test_metas):
vectors = np.array([[1, 1, 1],
[10, 10, 10],
[100, 100, 100]])
keys = np.array([4, 5, 6])
with CRUDNumpyIndexer(metric='euclidean', index_filename='np.test.gz', compress_level=compress_level,
metas=test_metas) as indexer:
indexer.batch_size = batch_size
indexer.add(keys, vectors)
indexer.save()
assert Path(indexer.index_abspath).exists()
save_abspath = indexer.save_abspath
top_k = 3
queries = np.array([[1, 1, 1],
[10, 10, 10]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, CRUDNumpyIndexer)
idx, dist = indexer.query(queries, top_k=top_k)
np.testing.assert_equal(idx, np.array([[4, 5, 6], [5, 4, 6]]))
assert idx.shape == dist.shape
assert idx.shape == (len(queries), top_k)
np.testing.assert_equal(indexer.query_by_id([5, 4, 6]), vectors[[1, 0, 2]])
# update and query again
key_to_update = np.array([4])
data_to_update = np.array([[1000, 1000, 1000]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, CRUDNumpyIndexer)
indexer.update(key_to_update, data_to_update)
indexer.save()
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, CRUDNumpyIndexer)
idx, dist = indexer.query(queries, top_k=top_k)
np.testing.assert_equal(idx, np.array([[5, 6, 4], [5, 6, 4]]))
assert idx.shape == dist.shape
assert idx.shape == (len(queries), top_k)
# delete and query again
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, CRUDNumpyIndexer)
indexer.delete([4])
indexer.save()
top_k = 2
queries = np.array([[100, 100, 100],
[10, 10, 10]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, CRUDNumpyIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(idx, np.array([[6, 5], [5, 6]]))
assert idx.shape == dist.shape
assert idx.shape == (len(queries), top_k)
np.testing.assert_equal(indexer.query_by_id([6, 5]), vectors[[2, 1]])
def test_annoy_indexer_known_update_delete(metas):
vectors = np.array([[1, 1, 1], [10, 10, 10], [100, 100, 100],
[1000, 1000, 1000]])
keys = np.array([4, 5, 6, 7]).reshape(-1, 1).astype(str)
with AnnoyIndexer(index_filename='annoy.test.gz', metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array([[1, 1, 1], [10, 10, 10], [100, 100, 100],
[1000, 1000, 1000]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, AnnoyIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(
idx,
np.array([[4, 5], [5, 4], [6, 5], [7, 6]]).astype(str))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_key(['7', '4']),
vectors[[3, 0]])
# update
with BaseIndexer.load(save_abspath) as indexer:
indexer.update(['4'], np.array([[200, 200, 200]]))
indexer.save()
assert indexer.size == 4
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, AnnoyIndexer)
idx, dist = indexer.query(queries, top_k=3)
np.testing.assert_equal(
idx,
np.array([[5, 6, 4], [5, 6, 4], [6, 5, 4], [7, 4, 6]]).astype(str))
assert idx.shape == dist.shape
assert idx.shape == (4, 3)
# delete
with BaseIndexer.load(save_abspath) as indexer:
indexer.delete(['4'])
indexer.save()
assert indexer.size == 3
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, AnnoyIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(
idx,
np.array([[5, 6], [5, 6], [6, 5], [7, 6]]).astype(str))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
def validate_index_size(num_indexed_docs):
path = Path(os.environ['JINA_TOPK_DIR'])
index_files = list(path.glob('*.bin'))
assert len(index_files) > 0
for index_file in index_files:
index = BaseIndexer.load(str(index_file))
assert index.size == num_indexed_docs
def test_scann_indexer_known(metas):
vectors = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
keys = np.array(['4', '5', '6', '7']).reshape(-1, 1)
with ScannIndexer(distance_measure='squared_l2',
index_filename='scann.test.gz',
metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, ScannIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(
idx, np.array([['4', '5'], ['5', '4'], ['6', '5'], ['7', '6']]))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_key(['7', '4']),
vectors[[3, 0]])
def test_indexer_train_from_index_different_compression_levels(
metas, compression_level):
np.random.seed(500)
num_data = 500
num_dim = 64
num_query = 10
query = np.array(np.random.random([num_query, num_dim]), dtype=np.float32)
vec_idx = np.random.randint(0, high=num_data, size=[num_data])
vec = np.random.random([num_data, num_dim])
train_filepath = os.path.join(metas['workspace'], 'faiss.test.gz')
with FaissIndexer(index_filename='faiss.test.gz',
index_key='IVF10,PQ4',
train_filepath=train_filepath,
compression_level=compression_level,
metas=metas) as indexer:
indexer.add(vec_idx, vec)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, FaissIndexer)
idx, dist = indexer.query(query, top_k=4)
assert idx.shape == dist.shape
assert idx.shape == (num_query, 4)
def test_exec_type(tmpdir):
from jina.executors.indexers import BaseIndexer
assert 'BaseIndexer' in BaseExecutor._registered_class
# init from YAML should be okay as well
BaseExecutor.load_config('BaseIndexer')
BaseIndexer().save_config(os.path.join(tmpdir, 'tmp.yml'))
with open(os.path.join(tmpdir, 'tmp.yml')) as fp:
_ = JAML.load(fp)
def assert_bi():
b = BaseIndexer(1)
b.save_config(os.path.join(tmpdir, 'tmp.yml'))
with open(os.path.join(tmpdir, 'tmp.yml')) as fp:
b = JAML.load(fp)
assert b.a == 1
# we override BaseIndexer now, without force it shall not store all init values
class BaseIndexer(BaseExecutor):
def __init__(self, a=0):
super().__init__()
self.a = a
with pytest.raises(AssertionError):
assert_bi()
class BaseIndexer(BaseExecutor):
force_register = True
def __init__(self, a=0):
super().__init__()
self.a = a
assert_bi()
def run_test(indexer):
def create_document(doc_id, text, weight, length):
d = jina_pb2.Document()
d.id = doc_id
d.buffer = text.encode('utf8')
d.weight = weight
d.length = length
return d
with indexer as idx:
data = {
'd1': MessageToJson(create_document(1, 'cat', 0.1, 3)),
'd2': MessageToJson(create_document(2, 'dog', 0.2, 3)),
'd3': MessageToJson(create_document(3, 'bird', 0.3, 3)),
}
idx.add(data)
idx.touch()
idx.save()
save_abspath = idx.save_abspath
index_abspath = idx.index_abspath
assert os.path.exists(index_abspath)
assert os.path.exists(save_abspath)
with BaseIndexer.load(save_abspath) as searcher:
doc = searcher.query('d2')
assert doc.id == 2
assert doc.length == 3
rm_files([save_abspath, index_abspath])
def test_sptag_indexer_known(metas):
vectors = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
keys = np.array([4, 5, 6, 7]).reshape(-1, 1).astype(str)
with SptagIndexer(dist_calc_method='L2',
index_filename='sptag.test.gz',
metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, SptagIndexer)
idx, distances = indexer.query(queries, top_k=2)
np.testing.assert_equal(
idx,
np.array([[4, 5], [5, 4], [6, 5], [7, 6]]).astype(str))
for distance in distances:
assert distance[0] < distance[1]
assert idx.shape == distances.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_key(['7', '4']),
vectors[[3, 0]])
def validate_index_size(num_indexed_docs, expected_indices):
path = Path(os.environ['JINA_CORRUPTED_DOCS_TEST_DIR'])
index_files = list(path.glob('*.bin'))
assert len(index_files) == expected_indices
for index_file in index_files:
index = BaseIndexer.load(str(index_file))
assert index.size == num_indexed_docs
def test_numpy_indexer_known(batch_size, compress_level, test_metas):
vectors = np.array([[1, 1, 1], [10, 10, 10], [100, 100, 100],
[1000, 1000, 1000]])
keys = np.array([4, 5, 6, 7]).reshape(-1, 1)
with NumpyIndexer(metric='euclidean',
index_filename='np.test.gz',
compress_level=compress_level,
metas=test_metas) as indexer:
indexer.batch_size = batch_size
indexer.add(keys, vectors)
indexer.save()
assert Path(indexer.index_abspath).exists()
save_abspath = indexer.save_abspath
queries = np.array([[1, 1, 1], [10, 10, 10], [100, 100, 100],
[1000, 1000, 1000]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
if compress_level == 0:
assert isinstance(indexer.raw_ndarray, np.memmap)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(idx, np.array([[4, 5], [5, 4], [6, 5], [7,
6]]))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_id([7, 4]), vectors[[3, 0]])
def test_scannindexer():
train_filepath = os.path.join(cur_dir, 'train.tgz')
train_data = np.array(np.random.random([1024, 10]), dtype=np.float32)
with gzip.open(train_filepath, 'wb', compresslevel=1) as f:
f.write(train_data.tobytes())
with ScannIndexer(index_filename='scann.test.gz') as indexer:
indexer.add(vec_idx, vec)
indexer.save()
assert os.path.exists(indexer.index_abspath)
index_abspath = indexer.index_abspath
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
idx, dist = indexer.query(query, top_k=4)
print(idx, dist)
global retr_idx
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
assert idx.shape == dist.shape
assert idx.shape == (10, 4)
rm_files([index_abspath, save_abspath])
def test_nmslib_indexer_known(metas):
vectors = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
keys = np.array([4, 5, 6, 7]).reshape(-1, 1).astype(str)
with NmsLibIndexer(space='l2',
index_filename='nmslib.test.gz',
metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array(
[[1, 1, 1], [10, 10, 10], [100, 100, 100], [1000, 1000, 1000]],
dtype=np.float32)
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NmsLibIndexer)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(
idx,
np.array([[4, 5], [5, 4], [6, 5], [7, 6]]).astype(str))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_key(['7', '4']),
vectors[[3, 0]])
def test_numpy_indexer_known(batch_size, compress_level, test_metas):
vectors = np.array([[1, 1, 1],
[10, 10, 10],
[100, 100, 100],
[1000, 1000, 1000]])
keys = np.array(['4', '5', '6', '7'], dtype=(np.str_, 16))
with NumpyIndexer(metric='euclidean', index_filename='np.test.gz', compress_level=compress_level,
metas=test_metas) as indexer:
indexer.batch_size = batch_size
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
queries = np.array([[1, 1, 1],
[10, 10, 10],
[100, 100, 100],
[1000, 1000, 1000]])
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
if compress_level == 0:
assert isinstance(indexer.query_handler, np.memmap)
idx, dist = indexer.query(queries, top_k=2)
np.testing.assert_equal(idx, np.array([['4', '5'], ['5', '4'], ['6', '5'], ['7', '6']]))
assert idx.shape == dist.shape
assert idx.shape == (4, 2)
np.testing.assert_equal(indexer.query_by_key(['7', '4']), vectors[[3, 0]])
def test_scipy_indexer_known_big(compress_level, test_metas):
"""Let's try to have some real test. We will have an index with 10k vectors of random values between 5 and 10.
We will change tweak some specific vectors that we expect to be retrieved at query time. We will tweak vector
at index [0, 1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000], this will also be the query vectors.
Then the keys will be assigned shifted to test the proper usage of `int2ext_id` and `ext2int_id`
"""
vectors = np.random.uniform(low=5.0, high=10.0, size=(10000, 1024))
queries = np.empty((10, 1024))
for idx in range(0, 10000, 1000):
array = idx * np.ones((1, 1024))
queries[int(idx / 1000)] = array
vectors[idx] = array
keys = np.squeeze(np.array(np.arange(10000, 20000).reshape(-1, 1), dtype=(np.str_, 16)))
with NumpyIndexer(metric='euclidean', index_filename='np.test.gz', backend='scipy', compress_level=compress_level,
metas=test_metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
if compress_level == 0:
assert isinstance(indexer.query_handler, np.memmap)
idx, dist = indexer.query(queries, top_k=1)
np.testing.assert_equal(idx, np.array(
[['10000'], ['11000'], ['12000'], ['13000'], ['14000'], ['15000'], ['16000'], ['17000'], ['18000'], ['19000']]))
assert idx.shape == dist.shape
assert idx.shape == (10, 1)
np.testing.assert_equal(indexer.query_by_key(['10000', '15000']), vectors[[0, 5000]])
def test_binarypb_update_twice(test_metas):
"""two updates in a row does work"""
with BinaryPbIndexer(metas=test_metas) as idxer:
idxer.add(['1', '2', '3'], [b'oldvalue', b'same', b'random'])
idxer.save()
assert idxer.size == 3
save_abspath = idxer.save_abspath
with BaseIndexer.load(save_abspath) as idxer:
idxer.update(['1'], [b'newvalue'])
idxer.update(['2'], [b'othernewvalue'])
idxer.save()
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query('1') == b'newvalue'
assert idxer.query('2') == b'othernewvalue'
def test_indexer_zeros(metric, dimension, test_metas):
import math
query_vec = np.array(np.zeros([1, dimension]), dtype=np.float32)
add_vec_idx = np.array(np.random.randint(0, high=num_data,
size=[num_data]),
dtype=(np.str_, 16))
add_vec = np.random.random([num_data, dimension])
with NumpyIndexer(metric=metric,
index_filename='np.test.gz',
metas=test_metas) as indexer:
indexer.add(add_vec_idx, add_vec)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NumpyIndexer)
assert isinstance(indexer.query_handler, np.memmap)
idx, dist = indexer.query(query_vec, top_k=4)
assert idx.shape == dist.shape
assert idx.shape == (1, 4)
if metric == 'cosine':
assert all(math.isnan(x) for x in dist[0])
else:
assert not any(math.isnan(x) for x in dist[0])
def test_faiss_indexer(self):
train_filepath = os.path.join(cur_dir, 'train.tgz')
train_data = np.array(np.random.random([1024, 10]), dtype=np.float32)
with gzip.open(train_filepath, 'wb', compresslevel=1) as f:
f.write(train_data.tobytes())
with FaissIndexer(index_filename='faiss.test.gz',
index_key='IVF10,PQ2',
train_filepath=train_filepath) as a:
a.add(vec_idx, vec)
a.save()
self.assertTrue(os.path.exists(a.index_abspath))
index_abspath = a.index_abspath
save_abspath = a.save_abspath
with BaseIndexer.load(save_abspath) as b:
idx, dist = b.query(query, top_k=4)
global retr_idx
if retr_idx is None:
retr_idx = idx
else:
np.testing.assert_almost_equal(retr_idx, idx)
self.assertEqual(idx.shape, dist.shape)
self.assertEqual(idx.shape, (10, 4))
self.add_tmpfile(index_abspath, save_abspath, train_filepath)
def test_ngt_indexer_known_big(metas):
"""Let's try to have some real test. We will have an index with 10k vectors of random values between 5 and 10.
We will change tweak some specific vectors that we expect to be retrieved at query time. We will tweak vector
at index [0, 1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000], this will also be the query vectors.
Then the keys will be assigned shifted to test the proper usage of `_int2ext_id` and `ext2int_id`
"""
vectors = np.random.uniform(low=5.0, high=10.0,
size=(10000, 1024)).astype('float32')
queries = np.empty((10, 1024))
for idx in range(0, 10000, 1000):
array = idx * np.ones((1, 1024))
queries[int(idx / 1000)] = array
vectors[idx] = array
keys = np.arange(10000, 20000).reshape(-1, 1).astype(str)
with NGTIndexer(index_filename='ngt.test.gz', num_threads=4,
metas=metas) as indexer:
indexer.add(keys, vectors)
indexer.save()
assert os.path.exists(indexer.index_abspath)
save_abspath = indexer.save_abspath
with BaseIndexer.load(save_abspath) as indexer:
assert isinstance(indexer, NGTIndexer)
idx, dist = indexer.query(queries, top_k=1)
np.testing.assert_equal(
idx,
np.array([[10000], [11000], [12000], [13000], [14000], [15000],
[16000], [17000], [18000], [19000]]).astype(str))
assert idx.shape == dist.shape
assert idx.shape == (10, 1)
np.testing.assert_equal(indexer.query_by_key(['10000', '15000']),
vectors[[0, 5000]])
def test_kvindexer_iterate(test_metas):
"""two updates in a row does work"""
with BinaryPbIndexer(metas=test_metas) as idxer:
idxer.add(['1', '2', '3'], [b'oldvalue', b'same', b'random'])
save_abspath = idxer.save_abspath
with BaseIndexer.load(save_abspath) as idxer:
assert list(idxer) == [[b'oldvalue'], [b'same'], [b'random']]
def check_indexers_size(chunks, nr_docs, field, tmp_path, same_content, shards,
post_op):
cache_indexer_path = tmp_path / 'cache.bin'
cache_full_size = 0
with BaseIndexer.load(cache_indexer_path) as cache:
assert isinstance(cache, DocIDCache)
cache_full_size = cache.size
print(f'cache size {cache.size}')
for indexer_fname in [KV_IDX_FILENAME, VEC_IDX_FILENAME]:
indexers_full_size = 0
for i in range(shards):
indexer_folder = 'docindexer' if indexer_fname == KV_IDX_FILENAME else 'vecindexer'
indexer_folder = f'inc_{indexer_folder}-{i + 1}'
indexer_path = tmp_path / indexer_folder / indexer_fname if shards > 1 else tmp_path / indexer_fname
# in the configuration of content-hash / same_content=True
# there aren't enough docs to satisfy batch size, only 1 shard will have it
if os.path.exists(indexer_path):
with BaseIndexer.load(indexer_path) as indexer:
if indexer_fname == KV_IDX_FILENAME:
assert isinstance(indexer, BinaryPbIndexer)
else:
assert isinstance(indexer, NumpyIndexer)
indexers_full_size += indexer.size
if post_op == 'delete':
assert indexers_full_size == 0
assert cache_full_size == 0
else:
if field == 'content_hash' and same_content:
if chunks > 0:
# one content from Doc, one from chunk
expected = 2
assert indexers_full_size == expected
assert cache_full_size == 2
else:
assert indexers_full_size == 1
assert cache_full_size == 1
else:
nr_expected = (nr_docs + chunks * nr_docs) * 2 if post_op == 'index2' \
else nr_docs + chunks * nr_docs
assert indexers_full_size == nr_expected
assert cache_full_size == nr_expected
def test_binarypb_delete(test_metas):
with BinaryPbIndexer(metas=test_metas) as idxer:
idxer.add(['1', '2', '3'], [b'oldvalue', b'same', b'random'])
idxer.save()
assert idxer.size == 3
save_abspath = idxer.save_abspath
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query('1') == b'oldvalue'
with BaseIndexer.load(save_abspath) as idxer:
idxer.delete(iter(['1', '2']))
idxer.save()
assert idxer.size == 1
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query('1') is None
assert idxer.query('2') is None
assert idxer.query('3') == b'random'
def test_binarypb_delete(test_metas):
with BinaryPbIndexer(metas=test_metas) as idxer:
idxer.add([1, 2, 3], [b'oldvalue', b'same', b'random'])
idxer.save()
assert idxer.size == 3
save_abspath = idxer.save_abspath
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query(1) == b'oldvalue'
with BaseIndexer.load(save_abspath) as idxer:
idxer.delete(iter([1, 2]))
idxer.save()
assert idxer.size == 1
with BaseIndexer.load(save_abspath) as idxer:
assert idxer.query(1) == None
assert idxer.query(2) == None
assert idxer.query(3) == b'random'
def test_annoy_wrap_indexer(metas):
with NumpyIndexer(index_filename='wrap-npidx.gz', metas=metas) as indexer:
indexer.name = 'wrap-npidx'
indexer.add(vec_idx, vec)
with BaseIndexer.load_config(os.path.join(
cur_dir, 'yaml/annoy-wrap.yml')) as indexer:
assert isinstance(indexer, AnnoyIndexer)
idx, dist = indexer.query(query, top_k=4)
assert idx.shape == dist.shape
assert idx.shape == (10, 4)
