Files
nixpkgs/pkgs/development/python-modules/gym/default.nix
2025-07-24 13:55:40 +02:00

134 lines
3.3 KiB
Nix

{
lib,
stdenv,
buildPythonPackage,
fetchFromGitHub,
# build-system
setuptools,
# dependencies
cloudpickle,
numpy,
gym-notices,
importlib-metadata,
pythonOlder,
# tests
moviepy,
pybox2d,
pygame,
pytestCheckHook,
opencv-python,
}:
buildPythonPackage rec {
pname = "gym";
version = "0.26.2";
pyproject = true;
src = fetchFromGitHub {
owner = "openai";
repo = "gym";
tag = version;
hash = "sha256-uJgm8l1SxIRC5PV6BIH/ht/1ucGT5UaUhkFMdusejgA=";
};
# Fix numpy2 compatibility
postPatch = ''
substituteInPlace gym/envs/classic_control/acrobot.py \
--replace-fail "np.float_" "np.float64"
substituteInPlace gym/utils/passive_env_checker.py \
--replace-fail "np.bool8" "np.bool"
substituteInPlace tests/envs/test_action_dim_check.py \
--replace-fail "np.cast[dtype](OOB_VALUE)" "np.asarray(OOB_VALUE, dtype=dtype)" \
--replace-fail "np.alltrue" "np.all"
substituteInPlace tests/spaces/test_box.py \
--replace-fail "np.bool8" "np.bool" \
--replace-fail "np.complex_" "np.complex128"
substituteInPlace tests/wrappers/test_record_episode_statistics.py \
--replace-fail "np.alltrue" "np.all"
'';
build-system = [
setuptools
];
dependencies = [
cloudpickle
numpy
gym-notices
]
++ lib.optionals (pythonOlder "3.10") [ importlib-metadata ];
pythonImportsCheck = [ "gym" ];
nativeCheckInputs = [
moviepy
opencv-python
pybox2d
pygame
pytestCheckHook
];
preCheck = ''
export SDL_VIDEODRIVER=dummy
'';
disabledTests = [
# TypeError: Converting from sequence to b2Vec2, expected int/float arguments index 0
"test_box_actions_out_of_bound"
"test_env_determinism_rollout"
"test_envs_pass_env_checker"
"test_frame_stack"
"test_make_autoreset_true"
"test_passive_checker_wrapper_warnings"
"test_pickle_env"
"test_render_modes"
# TypeError: in method 'b2RevoluteJoint___SetMotorSpeed', argument 2 of type 'float32'
"test_box_actions_out_of_bound"
# TypeError: exceptions must be derived from Warning, not <class 'NoneType'>
"test_dict_init"
# ValueError: setting an array element with a sequence.
# The requested array has an inhomogeneous shape after 1 dimensions.
# The detected shape was (2,) + inhomogeneous part
"test_sample_contains"
]
++ lib.optionals stdenv.hostPlatform.isDarwin [
# Fatal Python error: Aborted
# gym/envs/classic_control/cartpole.py", line 227 in render
"test_autoclose"
"test_call_async_vector_env"
"test_call_sync_vector_env"
"test_human_rendering"
"test_make_render_mode"
"test_order_enforcing"
"test_record_simple"
"test_record_video_reset"
"test_record_video_step_trigger"
"test_record_video_using_default_trigger"
"test_record_video_within_vecto"
"test_text_envs"
];
disabledTestPaths = lib.optionals stdenv.hostPlatform.isDarwin [
# Fatal Python error: Aborted
# gym/utils/play.py", line 62 in __init__
"tests/utils/test_play.py"
];
meta = {
description = "Toolkit for developing and comparing your reinforcement learning agents";
homepage = "https://www.gymlibrary.dev/";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ GaetanLepage ];
};
}