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{
lib,
stdenv,
buildPythonPackage,
fetchFromGitHub,
# build-system
setuptools,
# dependencies
braceexpand,
numpy,
pyyaml,
# tests
imageio,
lmdb,
msgpack,
pytestCheckHook,
torch,
torchvision,
}:
buildPythonPackage rec {
pname = "webdataset";
version = "0.2.107";
pyproject = true;
src = fetchFromGitHub {
owner = "webdataset";
repo = "webdataset";
tag = "v${version}";
hash = "sha256-L9RUQItmW/7O/eTst2Sl/415EP4Jo662bKWbYA6p5bk=";
};
build-system = [
setuptools
];
dependencies = [
braceexpand
numpy
pyyaml
];
nativeCheckInputs = [
imageio
lmdb
msgpack
pytestCheckHook
torch
torchvision
];
pythonImportsCheck = [ "webdataset" ];
preCheck = ''
export WIDS_CACHE=$TMPDIR
'';
disabledTests =
[
# requires network
"test_batched"
"test_cache_dir"
"test_concurrent_download_and_open"
"test_dataloader"
"test_decode_handlers"
"test_decoder"
"test_download"
"test_handlers"
"test_pipe"
"test_remote_file"
"test_shard_syntax"
"test_torchvision"
"test_unbatched"
"test_yaml3"
]
++ lib.optionals stdenv.hostPlatform.isDarwin [
# pickling error
"test_background_download"
]
++ lib.optionals (stdenv.hostPlatform.isx86_64 && stdenv.hostPlatform.isDarwin) [
"test_concurrent_access"
]
++ lib.optionals (stdenv.hostPlatform.isAarch64 && stdenv.hostPlatform.isLinux) [
# segfaults on aarch64-linux
"test_webloader"
"test_webloader2"
"test_webloader_repeat"
"test_webloader_unbatched"
];
disabledTestPaths = lib.optionals stdenv.hostPlatform.isDarwin [
# Issue with creating a temp file in the sandbox
"tests/wids/test_wids_mmtar.py"
];
meta = {
description = "High-performance Python-based I/O system for large (and small) deep learning problems, with strong support for PyTorch";
mainProgram = "widsindex";
homepage = "https://github.com/webdataset/webdataset";
changelog = "https://github.com/webdataset/webdataset/releases/tag/${version}";
license = lib.licenses.bsd3;
maintainers = with lib.maintainers; [ iynaix ];
};
}
|
