pyproject.toml

[build-system]
requires = ["hatchling"]
build-backend = "hatchling.build"

[project]
name = "kornia"
description = "Open Source Differentiable Computer Vision Library for PyTorch"
readme = "README.md"
requires-python = ">=3.11"
license = { text = "Apache-2.0" }
authors = [{ name = "Edgar Riba", email = "edgar@kornia.org" }]
keywords = ["computer vision", "deep learning", "pytorch"]
classifiers = [
  "Development Status :: 4 - Beta",
  "Environment :: Console",
  "Environment :: GPU",
  "Intended Audience :: Developers",
  "Intended Audience :: Education",
  "Intended Audience :: Information Technology",
  "Intended Audience :: Science/Research",
  "License :: OSI Approved :: Apache Software License",
  "Natural Language :: English",
  "Operating System :: OS Independent",
  "Programming Language :: Python :: 3 :: Only",
  "Programming Language :: Python :: 3.11",
  "Programming Language :: Python :: 3.12",
  "Programming Language :: Python :: 3.13",
  "Topic :: Scientific/Engineering :: Artificial Intelligence",
  "Topic :: Scientific/Engineering :: Image Processing",
  "Topic :: Software Development :: Libraries",
]
dependencies = ["kornia_rs>=0.1.9", "packaging", "torch>=2.0.0"]
dynamic = ["version"]

[project.urls]
"Bug Tracker" = "https://github.com/kornia/kornia/issues"
Documentation = "https://kornia.readthedocs.io/en/latest"
Download = "https://github.com/kornia/kornia"
Homepage = "https://kornia.github.io/"
Issues = "https://github.com/kornia/kornia/issues"
"Source Code" = "https://github.com/kornia/kornia"

[project.optional-dependencies]
dev = [
  "coverage",
  "diffusers",
  "ivy>=1.0.0.0",
  "numpy<3",
  "onnx",
  "onnxruntime",
  "onnxscript",
  "pillow",
  "pre-commit",
  "pytest",
  "pytest-cov",
  "pytest-timeout",
  "requests",
  "ruff",
  "setuptools",  # For torch.compile
  "transformers<4.58",
]
docs = [
  "furo",
  "ivy>=1.0.0.0",
  "kornia_moons",
  "matplotlib",
  "onnx",
  "onnxruntime",
  "opencv-python",
  "PyYAML>=5.1",
  "sphinx",
  "sphinx-autodoc-defaultargs",
  "sphinx-autodoc-typehints",
  "sphinx-copybutton>=0.3",
  "sphinx-design",
  "sphinx-notfound-page",
  "sphinxcontrib-bibtex",
  "sphinxcontrib-gtagjs",
  "sphinxcontrib-youtube",
]

[tool.hatch.version]
path = "kornia/__init__.py"

[tool.hatch.build.targets.wheel]
packages = ["kornia"]
exclude = ["**/*.md"]  # Exclude markdown files from wheel

[tool.hatch.build.targets.sdist]
include = ["kornia/", "LICENSE", "README.md"]

[tool.codespell]
ignore-words-list = "ans,hist,laf,cofusion"
skip = "*.bib,*.ipynb"

[tool.ruff]
target-version = "py311"
line-length = 120

[tool.ruff.format]
skip-magic-trailing-comma = false

[tool.ruff.lint]
select = [
  "AIR",  # Airflow
  "ASYNC",  # flake8-async
  "B",  # flake8-bugbear
  "BLE",  # flake8-blind-except
  "C4",  # flake8-comprehensions
  "C90",  # McCabe cyclomatic complexity
  # "CPY",    # Copyright-related rules
  "DTZ",  # flake8-datetimez
  "E",  # pycodestyle
  "F",  # Pyflakes
  "FLY",  # flynt
  "I",  # isort
  "ICN",  # flake8-import-conventions
  "INT",  # flake8-gettext
  "NPY",  # NumPy-specific rules
  "PL",  # Pylint
  "PYI",  # flake8-pyi
  "RSE",  # flake8-raise
  "RUF",  # Ruff-specific rules
  "S",  # flake8-bandit
  "SLOT",  # flake8-slots
  "T10",  # flake8-debugger
  "TID",  # flake8-tidy-imports
  "UP",  # pyupgrade
  "W",  # pycodestyle
  "YTT",  # flake8-2020
  # "A",    # flake8-builtins
  # "ANN",  # flake8-annotations
  # "ARG",  # flake8-unused-arguments
  # "COM",  # flake8-commas
  "D",  # pydocstyle
  # "DJ",   # flake8-django
  # "EM",   # flake8-errmsg
  # "ERA",  # eradicate
  # "EXE",  # flake8-executable
  # "FA",   # flake8-future-annotations
  # "FBT",  # flake8-boolean-trap
  # "FIX",  # flake8-fixme
  # "G",    # flake8-logging-format
  # "INP",  # flake8-no-pep420
  # "ISC",  # flake8-implicit-str-concat
  # "N",    # pep8-naming
  # "PD",   # pandas-vet
  # "PERF", # Perflint
  # "PGH",  # pygrep-hooks
  # "PIE",  # flake8-pie
  # "PT",   # flake8-pytest-style
  # "PTH",  # flake8-use-pathlib
  # "Q",    # flake8-quotes
  # "RET",  # flake8-return
  # "SIM",  # flake8-simplify
  # "SLF",  # flake8-self
  # "T20",  # flake8-print
  # "TCH",  # flake8-type-checking
  # "TD",   # flake8-todos
  # "TRY",  # tryceratops
]
ignore = [
  "B905",  # `zip()` without explicit `strict=` - too many to fix, not a bug
  "RUF007",  # Prefer `itertools.pairwise()` over `zip()` - style preference
  "PLR0915",  # Allow condition check in list comprehension
  "PLC0415",  # `import` should be at the top-level of a file
  "PLW2901",  # Allow overwritten values on loops
  "PLW1641",  # Object does not implement `__hash__` method
  "UP007",  # Prefer Optional[], Union[] over | due to torch jit scripting
  "UP006",  # Prefer List[], over list due to torch jit scripting
  "UP035",  # Ignore deprecated typing because of jit scripting
  "UP045",  # Use `X | None` for type annotations
  "RUF005",  # Consider `(*points_in_cam_canonical.shape[:-1], 1)` instead of concatenation. Note: breaks JIT.
  "D100",  # Allow Undocumented public module
  "D101",  # TODO: Undocumented public class
  "D102",  # TODO: Undocumented public method
  "D104",  # TODO: Undocumented public package
  "D105",  # Allow Undocumented magic method
  "D107",  # TODO: Undocumented public init
]

[tool.ruff.lint.pydocstyle]
convention = "google"

[tool.ruff.lint.isort]
forced-separate = ["testing", "tests"]
known-first-party = ["kornia"]
split-on-trailing-comma = true

[tool.ruff.lint.mccabe]
max-complexity = 20

[tool.ruff.lint.pylint]
allow-magic-value-types = ["bytes", "float", "int", "str"]
max-args = 30  # Recommended: 5
max-branches = 21  # Recommended: 12
max-returns = 13  # Recommended: 6
max-statements = 64  # Recommended: 50

[tool.ruff.lint.per-file-ignores]
"*/__init__.py" = ["F401", "F403"]  # Allow unused imports and star imports
"benchmarks/*" = [
  "BLE",
  "RUF005",
  "RUF012",
  "S101",
  "S311",
  "D",
]  # allow assert, random, ignore BLE, mutable class attr
"docs/*" = [
  "PLR0912",
  "PLR0915",
  "S101",
  "D",
]  # allow assert, ignore max branches and statements
"docs/generate_examples.py" = ["C901"]  # Allow too complex function
"kornia/__init__.py" = ["I001"]  # Allow unsorted imports
"kornia/feature/dedode/*" = [
  "C408",
  "F401",
  "F841",
  "FLY002",
  "PLR1714",
]  # allow DINOv2 things
"testing/*" = [
  "S101",  # allow assert
  "D",  # Don't enforce documentation rules
]
"tests/*" = [
  "BLE",
  "RUF005",
  "RUF012",
  "S101",
  "S311",
  "B017",  # Check for Exception since KORNIA_CHECK raises it
  "D",  # Don't enforce documentation rules
]  # allow assert, random, ignore BLE, mutable class attr

[tool.pytest.ini_options]
addopts = "--color=yes -v"
testpaths = ["tests"]
markers = [
  "grad: mark a test as gradcheck test",
  "jit: mark a test as torchscript test",
  "nn: mark a test as module test",
  "slow: mark test as slow to run",
]
filterwarnings = [
  "ignore::DeprecationWarning:onnxscript.converter",
]
# Test configuration via environment variables:
# KORNIA_TEST_DEVICE: cpu, cuda, mps (default: cpu)
# KORNIA_TEST_DTYPE: float32, float64, float16, bfloat16 (default: float32)
# KORNIA_TEST_OPTIMIZER: inductor, jit, etc. (default: inductor)
# KORNIA_TEST_RUNSLOW: true/false (default: false)

[tool.coverage.run]
branch = true
source = ["kornia/"]
omit = ["*/__main__.py", "*/setup.py"]

[tool.coverage.report]
show_missing = true
skip_covered = true
fail_under = 84
exclude_lines = [
  # Based into the covdefaults plugin config
  # a more strict default pragma
  '\# pragma: no cover\b',
  # allow defensive code
  '^\s*raise AssertionError\b',
  '^\s*raise NotImplementedError\b',
  '^\s*return NotImplemented\b',
  '^\s*raise$',
  # typing-related code
  '^\s*if (False|TYPE_CHECKING):',
  ': \.\.\.(\s*#.*)?$',
  '^ +\.\.\.$',
  # ----------------------------
  "def __repr__",
  "if __name__ == .__main__.:",
  "if 0:",
  "if self.debug:",
]
partial_branches = [
  # a more strict default pragma
  '\# pragma: no cover\b',
]

[tool.pydocstyle]
match = '.*\.py'

[tool.codeflash]
module-root = "kornia"
tests-root = "tests"
test-framework = "pytest"
ignore-paths = []
formatter-cmds = ["disabled"]

# =============================================================================
# uv configuration
# =============================================================================
# PyTorch: Use standard PyPI version (simpler, more compatible)
# For CUDA: pixi run -e cuda install (uses reinstall workaround)
# Note: uv doesn't support per-environment sources

# torch is installed from standard PyPI (no custom index needed)

[[tool.uv.index]]
name = "pytorch-cu121"
url = "https://download.pytorch.org/whl/cu121"
explicit = true

[[tool.uv.index]]
name = "pytorch-cu124"
url = "https://download.pytorch.org/whl/cu124"
explicit = true

[tool.ty.src]
include = ["kornia"]
exclude = ["tests", "docs", "conftest.py"]

[[tool.ty.overrides]]
include = ["kornia"]

[tool.ty.overrides.rules]
unresolved-import = "ignore"
unresolved-attribute = "ignore"
call-non-callable = "ignore"
invalid-argument-type = "ignore"
invalid-method-override = "ignore"
invalid-type-form = "ignore"
no-matching-overload = "ignore"
unsupported-operator = "ignore"
possibly-missing-attribute = "ignore"
not-subscriptable = "ignore"
# Silenced because ty has issues with:
# - Iterator[Enum] from metaclass __iter__ returning Iterator[object]
# - Scalar wrapper return types in geometry/plane.py
invalid-return-type = "ignore"
# Silenced because ty doesn't understand star unpacking with union types
# e.g., `[-i for i in unpadding]` where unpadding is int | tuple
# or `*images.shape, images.device` unpacking
not-iterable = "ignore"
# Silenced because ty struggles with:
# - Star unpacking assignments like `b, c, h, w, device = *tensor.shape, tensor.device`
# - dict containing partial() alongside type[nn.Module]
# - Attribute assignments with getattr fallback to None
invalid-assignment = "ignore"
# Silenced because KORNIA_UNWRAP intentionally uses cast for type narrowing
redundant-cast = "ignore"