{ lib, stdenv, fetchFromGitHub, bazel_6, buildBazelPackage, buildPythonPackage, cctools, python, setuptools, wheel, absl-py, tensorflow, six, numpy, dm-tree, keras, decorator, cloudpickle, gast, hypothesis, scipy, pandas, mpmath, matplotlib, mock, pytest, }: let version = "0.21.0"; pname = "tensorflow-probability"; # first build all binaries and generate setup.py using bazel bazel-wheel = buildBazelPackage { name = "tensorflow_probability-${version}-py2.py3-none-any.whl"; src = fetchFromGitHub { owner = "tensorflow"; repo = "probability"; rev = "refs/tags/v${version}"; hash = "sha256-DsJd1E5n86xNS7Ci0DXxoUxQ9jH8OwTZq2UuLlQtMUU="; }; nativeBuildInputs = [ # needed to create the output wheel in installPhase python setuptools wheel absl-py tensorflow ]; bazel = bazel_6; bazelTargets = [ ":pip_pkg" ]; LIBTOOL = lib.optionalString stdenv.isDarwin "${cctools}/bin/libtool"; fetchAttrs = { sha256 = "sha256-TbWcWYidyXuAMgBnO2/k0NKCzc4wThf2uUeC3QxdBJY="; }; buildAttrs = { preBuild = '' patchShebangs . ''; installPhase = '' # work around timestamp issues # https://github.com/NixOS/nixpkgs/issues/270#issuecomment-467583872 export SOURCE_DATE_EPOCH=315532800 # First build, then move. Otherwise pip_pkg would create the dir $out # and then put the wheel in that directory. However we want $out to # point directly to the wheel file. ./bazel-bin/pip_pkg . --release mv *.whl "$out" ''; }; }; in buildPythonPackage { inherit version pname; format = "wheel"; src = bazel-wheel; propagatedBuildInputs = [ tensorflow six numpy decorator cloudpickle gast dm-tree keras ]; # Listed here: # https://github.com/tensorflow/probability/blob/f3777158691787d3658b5e80883fe1a933d48989/testing/dependency_install_lib.sh#L83 nativeCheckInputs = [ hypothesis pytest scipy pandas mpmath matplotlib mock ]; # Ideally, we run unit tests with pytest, but in checkPhase, only the Bazel-build wheel is available. # But it seems not guaranteed that running the tests with pytest will even work, see # https://github.com/tensorflow/probability/blob/c2a10877feb2c4c06a4dc58281e69c37a11315b9/CONTRIBUTING.md?plain=1#L69 # Ideally, tests would be run using Bazel. For now, lets's do a... # sanity check pythonImportsCheck = [ "tensorflow_probability" ]; meta = with lib; { description = "Library for probabilistic reasoning and statistical analysis"; homepage = "https://www.tensorflow.org/probability/"; license = licenses.asl20; maintainers = with maintainers; [ GaetanLepage ]; }; }