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{ buildPythonPackage
, fetchFromGitHub
, jax
, jaxlib
, lib
, pytestCheckHook
}:
buildPythonPackage rec {
pname = "jmp";
# As of 2022-01-01, the latest stable version (0.0.2) fails tests with recent JAX versions,
# IIUC it's fixed in https://github.com/deepmind/jmp/commit/4969392f618d7733b265677143d8c81e44085867
version = "unstable-2021-10-03";
src = fetchFromGitHub {
owner = "deepmind";
repo = pname;
rev = "260e5ba01f46b10c579a61393e6c7e546aeae93e";
hash = "sha256-BTHy/jNf6LeV+x3GTI9MDBWLK6A5z2Z1TQyBkHMTeuE=";
};
# Wheel requires only `numpy`, but the import needs `jax`.
propagatedBuildInputs = [
jax
];
pythonImportsCheck = [
"jmp"
];
nativeCheckInputs = [
jaxlib
pytestCheckHook
];
meta = with lib; {
description = "This library implements support for mixed precision training in JAX.";
homepage = "https://github.com/deepmind/jmp";
license = licenses.asl20;
maintainers = with maintainers; [ ndl ];
};
}
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