{ lib, stdenv, buildPythonPackage, fetchFromGitHub, # build-system cmake, ninja, nanobind, scikit-build-core, # linux-only jax, # buildInputs SDL2, opencv, zlib, # dependencies numpy, # tests chex, gymnasium, pytestCheckHook, }: buildPythonPackage (finalAttrs: { pname = "ale-py"; version = "0.12.0"; pyproject = true; __structuredAttrs = true; src = fetchFromGitHub { owner = "Farama-Foundation"; repo = "Arcade-Learning-Environment"; tag = "v${finalAttrs.version}"; hash = "sha256-hFbreHk0i4h+JOyvDYcNX3TmwgvxNC5U0l5Xrqqz1zQ="; }; build-system = [ cmake ninja scikit-build-core nanobind ] ++ lib.optionals stdenv.hostPlatform.isLinux [ jax ]; # disable lto on darwin, cmake cannot find llvm-ar postPatch = lib.optionalString stdenv.hostPlatform.isDarwin '' substituteInPlace src/ale/CMakeLists.txt \ --replace-fail \ 'set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)' \ 'set(CMAKE_INTERPROCEDURAL_OPTIMIZATION FALSE)' ''; dontUseCmakeConfigure = true; buildInputs = [ SDL2 zlib opencv ]; dependencies = [ numpy ]; pythonImportsCheck = [ "ale_py" ]; nativeCheckInputs = [ chex gymnasium pytestCheckHook ]; disabledTests = [ # Fatal Python error: Aborted # line 414 in test_display_screen "test_display_screen" # Most Atari tests fail because the ROM are missing. # The user is expected to manually download the roms: # https://github.com/Farama-Foundation/Arcade-Learning-Environment/blob/v0.9.0/docs/faq.md#i-downloaded-ale-and-i-installed-it-successfully-but-i-cannot-find-any-rom-file-at-roms-do-i-have-to-get-them-somewhere-else "TestVectorEnv" "test_check_env" "test_clone_pickle_restore_new_env" "test_clone_restore" "test_continuous_actions" "test_determinism" "test_gym_keys_to_action" "test_jit" "test_obs_params" "test_reset_step_shapes" "test_rollout_consistency" "test_seeding" "test_sound_obs" "test_state_serialize_roundtrip" ]; disabledTestPaths = [ # "tests/python/test_atari_vector_xla.py" ]; meta = { description = "Simple framework that allows researchers and hobbyists to develop AI agents for Atari 2600 games"; mainProgram = "ale-import-roms"; homepage = "https://github.com/mgbellemare/Arcade-Learning-Environment"; changelog = "https://github.com/Farama-Foundation/Arcade-Learning-Environment/releases/tag/${finalAttrs.src.tag}"; license = lib.licenses.gpl2; maintainers = with lib.maintainers; [ billhuang ]; }; })