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{
lib,
stdenv,
buildPythonPackage,
fetchFromGitHub,
rustPlatform,
pythonAtLeast,
# nativeBuildInputs
pkg-config,
# buildInputs
openssl,
protobuf,
# dependencies
lance-namespace,
numpy,
pyarrow,
# optional-dependencies
torch,
# tests
datafusion,
duckdb,
ml-dtypes,
pandas,
pillow,
polars,
pytestCheckHook,
tqdm,
}:
buildPythonPackage (finalAttrs: {
pname = "pylance";
version = "1.0.2";
pyproject = true;
src = fetchFromGitHub {
owner = "lancedb";
repo = "lance";
tag = "v${finalAttrs.version}";
hash = "sha256-yhEM+1Rr0nEVj5XGQOjaZXlRQKnvPagvlNBhDfNUItw=";
};
sourceRoot = "${finalAttrs.src.name}/python";
cargoDeps = rustPlatform.fetchCargoVendor {
inherit (finalAttrs)
pname
version
src
sourceRoot
;
hash = "sha256-aMgy20urjm5gRX2fOh/vAoGUpXvnG3oY8u/D8rfSbHw=";
};
nativeBuildInputs = [
pkg-config
protobuf # for protoc
rustPlatform.cargoSetupHook
];
build-system = [
rustPlatform.cargoSetupHook
rustPlatform.maturinBuildHook
];
buildInputs = [
openssl
protobuf
];
pythonRelaxDeps = [ "pyarrow" ];
dependencies = [
lance-namespace
numpy
pyarrow
];
optional-dependencies = {
torch = [ torch ];
};
pythonImportsCheck = [ "lance" ];
nativeCheckInputs = [
datafusion
duckdb
ml-dtypes
pandas
pillow
polars
pytestCheckHook
tqdm
]
++ finalAttrs.passthru.optional-dependencies.torch;
preCheck = ''
cd python/tests
'';
pytestFlags = lib.optionals (pythonAtLeast "3.14") [
# DeprecationWarning: '_UnionGenericAlias' is deprecated and slated for removal in Python 3.17
"-Wignore::DeprecationWarning"
];
disabledTests = [
# Hangs indefinitely
"test_all_permutations"
# Writes to read-only build directory
"test_add_data_storage_version"
"test_fix_data_storage_version"
"test_fts_backward_v0_27_0"
# AttributeError: 'SessionContext' object has no attribute 'register_table_provider'
"test_table_loading"
# subprocess.CalledProcessError: Command ... returned non-zero exit status 1.
# ModuleNotFoundError: No module named 'lance'
"test_lance_log_file"
"test_lance_log_file_invalid_path"
"test_lance_log_file_with_directory_creation"
"test_timestamp_precision"
"test_tracing"
# Flaky (AssertionError)
"test_index_cache_size"
# OSError: LanceError(IO): Failed to initialize default tokenizer:
# An invalid argument was passed:
# 'LinderaError { kind: Parse, source: failed to build tokenizer: LinderaError(kind=Io, source=No such file or directory (os error 2)) }', /build/source/rust/lance-index/src/scalar/inverted/tokenizer/lindera.rs:63:21
"test_lindera_load_config_fallback"
# OSError: LanceError(IO): Failed to load tokenizer config
"test_indexed_filter_with_fts_index_with_lindera_ipadic_jp_tokenizer"
"test_lindera_ipadic_jp_tokenizer_bin_user_dict"
"test_lindera_ipadic_jp_tokenizer_csv_user_dict"
"test_lindera_load_config_priority"
]
++ lib.optionals (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isAarch64) [
# OSError: LanceError(IO): Resources exhausted: Failed to allocate additional 1245184 bytes for ExternalSorter[0]...
"test_merge_insert_large"
]
++ lib.optionals stdenv.hostPlatform.isDarwin [
# Build hangs after all the tests are run due to a torch subprocess not exiting
"test_multiprocess_loading"
];
__darwinAllowLocalNetworking = true;
meta = {
description = "Python wrapper for Lance columnar format";
homepage = "https://github.com/lancedb/lance";
changelog = "https://github.com/lancedb/lance/releases/tag/${finalAttrs.src.tag}";
license = lib.licenses.asl20;
maintainers = with lib.maintainers; [ natsukium ];
};
})
|
