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feat(ml): better multilingual search with nllb models ()

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Mert 2025-03-31 11:06:57 -04:00 • committed by GitHub
parent 838a8dd9a6
commit 6789c2ac19
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16 changed files with 301 additions and 18 deletions
machine-learning
test_main.py

82
machine-learning/test_main.py
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@ -494,6 +494,88 @@ class TestCLIP:
assert np.allclose(tokens["text"], np.array([mock_ids], dtype=np.int32), atol=0)
mock_tokenizer.encode.assert_called_once_with("test search query")
def test_openclip_tokenizer_adds_flores_token_for_nllb(
self,
mocker: MockerFixture,
clip_model_cfg: dict[str, Any],
clip_tokenizer_cfg: Callable[[Path], dict[str, Any]],
) -> None:
mocker.patch.object(OpenClipTextualEncoder, "download")
mocker.patch.object(OpenClipTextualEncoder, "model_cfg", clip_model_cfg)
mocker.patch.object(OpenClipTextualEncoder, "tokenizer_cfg", clip_tokenizer_cfg)
mocker.patch.object(InferenceModel, "_make_session", autospec=True).return_value
mock_tokenizer = mocker.patch("immich_ml.models.clip.textual.Tokenizer.from_file", autospec=True).return_value
mock_ids = [randint(0, 50000) for _ in range(77)]
mock_tokenizer.encode.return_value = SimpleNamespace(ids=mock_ids)
clip_encoder = OpenClipTextualEncoder("nllb-clip-base-siglip__mrl", cache_dir="test_cache")
clip_encoder._load()
clip_encoder.tokenize("test search query", language="de")
mock_tokenizer.encode.assert_called_once_with("deu_Latntest search query")
def test_openclip_tokenizer_removes_country_code_from_language_for_nllb_if_not_found(
self,
mocker: MockerFixture,
clip_model_cfg: dict[str, Any],
clip_tokenizer_cfg: Callable[[Path], dict[str, Any]],
) -> None:
mocker.patch.object(OpenClipTextualEncoder, "download")
mocker.patch.object(OpenClipTextualEncoder, "model_cfg", clip_model_cfg)
mocker.patch.object(OpenClipTextualEncoder, "tokenizer_cfg", clip_tokenizer_cfg)
mocker.patch.object(InferenceModel, "_make_session", autospec=True).return_value
mock_tokenizer = mocker.patch("immich_ml.models.clip.textual.Tokenizer.from_file", autospec=True).return_value
mock_ids = [randint(0, 50000) for _ in range(77)]
mock_tokenizer.encode.return_value = SimpleNamespace(ids=mock_ids)
clip_encoder = OpenClipTextualEncoder("nllb-clip-base-siglip__mrl", cache_dir="test_cache")
clip_encoder._load()
clip_encoder.tokenize("test search query", language="de-CH")
mock_tokenizer.encode.assert_called_once_with("deu_Latntest search query")
def test_openclip_tokenizer_falls_back_to_english_for_nllb_if_language_code_not_found(
self,
mocker: MockerFixture,
clip_model_cfg: dict[str, Any],
clip_tokenizer_cfg: Callable[[Path], dict[str, Any]],
warning: mock.Mock,
) -> None:
mocker.patch.object(OpenClipTextualEncoder, "download")
mocker.patch.object(OpenClipTextualEncoder, "model_cfg", clip_model_cfg)
mocker.patch.object(OpenClipTextualEncoder, "tokenizer_cfg", clip_tokenizer_cfg)
mocker.patch.object(InferenceModel, "_make_session", autospec=True).return_value
mock_tokenizer = mocker.patch("immich_ml.models.clip.textual.Tokenizer.from_file", autospec=True).return_value
mock_ids = [randint(0, 50000) for _ in range(77)]
mock_tokenizer.encode.return_value = SimpleNamespace(ids=mock_ids)
clip_encoder = OpenClipTextualEncoder("nllb-clip-base-siglip__mrl", cache_dir="test_cache")
clip_encoder._load()
clip_encoder.tokenize("test search query", language="unknown")
mock_tokenizer.encode.assert_called_once_with("eng_Latntest search query")
warning.assert_called_once_with("Language 'unknown' not found, defaulting to 'en'")
def test_openclip_tokenizer_does_not_add_flores_token_for_non_nllb_model(
self,
mocker: MockerFixture,
clip_model_cfg: dict[str, Any],
clip_tokenizer_cfg: Callable[[Path], dict[str, Any]],
) -> None:
mocker.patch.object(OpenClipTextualEncoder, "download")
mocker.patch.object(OpenClipTextualEncoder, "model_cfg", clip_model_cfg)
mocker.patch.object(OpenClipTextualEncoder, "tokenizer_cfg", clip_tokenizer_cfg)
mocker.patch.object(InferenceModel, "_make_session", autospec=True).return_value
mock_tokenizer = mocker.patch("immich_ml.models.clip.textual.Tokenizer.from_file", autospec=True).return_value
mock_ids = [randint(0, 50000) for _ in range(77)]
mock_tokenizer.encode.return_value = SimpleNamespace(ids=mock_ids)
clip_encoder = OpenClipTextualEncoder("ViT-B-32__openai", cache_dir="test_cache")
clip_encoder._load()
clip_encoder.tokenize("test search query", language="de")
mock_tokenizer.encode.assert_called_once_with("test search query")
def test_mclip_tokenizer(
self,
mocker: MockerFixture,