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{ lib
, buildPythonPackage
, pythonOlder
, fetchFromGitHub
, pythonRelaxDepsHook
, which
# runtime dependencies
, numpy
, torch
, pyre-extensions
# check dependencies
, pytestCheckHook
, pytest-cov
# , pytest-mpi
, pytest-timeout
# , pytorch-image-models
, hydra-core
, fairscale
, scipy
, cmake
, openai-triton
, networkx
#, apex
, einops
, transformers
, timm
#, flash-attn
}:
let
version = "0.03";
in
buildPythonPackage {
pname = "xformers";
inherit version;
format = "setuptools";
disabled = pythonOlder "3.7";
src = fetchFromGitHub {
owner = "facebookresearch";
repo = "xformers";
rev = "refs/tags/v${version}";
hash = "sha256-G8f7tny5B8SAQ6+2uOjhY7nD0uOT4sskIwtTdwivQXo=";
fetchSubmodules = true;
};
preBuild = ''
cat << EOF > ./xformers/version.py
# noqa: C801
__version__ = "${version}"
EOF
'';
nativeBuildInputs = [
pythonRelaxDepsHook
which
];
pythonRelaxDeps = [
"pyre-extensions"
];
propagatedBuildInputs = [
numpy
torch
pyre-extensions
];
pythonImportsCheck = [ "xformers" ];
dontUseCmakeConfigure = true;
# see commented out missing packages
doCheck = false;
nativeCheckInputs = [
pytestCheckHook
pytest-cov
pytest-timeout
hydra-core
fairscale
scipy
cmake
networkx
openai-triton
# apex
einops
transformers
timm
# flash-attn
];
meta = with lib; {
description = "XFormers: A collection of composable Transformer building blocks";
homepage = "https://github.com/facebookresearch/xformers";
changelog = "https://github.com/facebookresearch/xformers/blob/${version}/CHANGELOG.md";
license = licenses.bsd3;
maintainers = with maintainers; [ happysalada ];
};
}
|