pyproject.toml

[tool.ruff]
# Same as Black.
line-length = 127
# Assume Python 3.9
target-version = "py39"

[tool.ruff.lint]
# See https://beta.ruff.rs/docs/rules/
select = ["E", "F", "B", "UP", "C90", "RUF"]
# B028: Ignore explicit stacklevel`
# RUF013: Too many false positives (implicit optional)
ignore = ["B028", "RUF013"]

[tool.ruff.lint.per-file-ignores]
# Default implementation in abstract methods
"./stable_baselines3/common/callbacks.py" = ["B027"]
"./stable_baselines3/common/noise.py" = ["B027"]
# ClassVar, implicit optional check not needed for tests
"./tests/*.py" = ["RUF012", "RUF013"]

[tool.ruff.lint.mccabe]
# Unlike Flake8, default to a complexity level of 10.
max-complexity = 15

[tool.black]
line-length = 127

[tool.mypy]
ignore_missing_imports = true
follow_imports = "silent"
show_error_codes = true
exclude = """(?x)(
    tests/test_logger.py$
    | tests/test_train_eval_mode.py$
  )"""

[tool.pytest.ini_options]
# Deterministic ordering for tests; useful for pytest-xdist.
env = ["PYTHONHASHSEED=0"]

filterwarnings = [
    # Tensorboard warnings
    "ignore::DeprecationWarning:tensorboard",
    # Gymnasium warnings
    "ignore::UserWarning:gymnasium",
    # tqdm warning about rich being experimental
    "ignore:rich is experimental",
]
markers = [
    "expensive: marks tests as expensive (deselect with '-m \"not expensive\"')",
]

[tool.coverage.run]
disable_warnings = ["couldnt-parse"]
branch = false
omit = [
    "tests/*",
    "setup.py",
    # Require graphical interface
    "stable_baselines3/common/results_plotter.py",
    # Require ffmpeg
    "stable_baselines3/common/vec_env/vec_video_recorder.py",
]

[tool.coverage.report]
exclude_lines = [
    "pragma: no cover",
    "raise NotImplementedError()",
    "if typing.TYPE_CHECKING:",
]