pyproject.toml

[build-system]
requires = ["hatchling", "hatch-vcs"]
build-backend = "hatchling.build"

[project]
name = "renderers"
# Derived from git tags by hatch-vcs (see [tool.hatch.version] below).
# Untagged commits get PEP 440 dev versions like ``0.1.8.dev3+g4c877be4``
# so any commit is uniquely installable; tagged commits get clean
# release versions like ``0.1.8``.
dynamic = ["version"]
description = "Chat template renderers — deterministic message-to-token conversion for LLM training"
readme = "README.md"
requires-python = ">=3.10,<3.14"
dependencies = [
    "numpy",
    "openai>=1.108.1",
    "tiktoken",
    "jinja2",
    "transformers>=4.50.0",
    # Used by GptOssRenderer to render and parse harmony tokens. Vendoring
    # OpenAI's reference implementation keeps us byte-identical with vLLM
    # (which also uses it) and saves us mirroring a 330-line Jinja template.
    "openai-harmony>=0.0.8",
]

[tool.hatch.version]
source = "vcs"
# Tags look like ``renderers-v0.1.8`` (prefix matches the publish.yml
# release contract); strip the prefix to get a PEP 440 version. The
# regex accepts any PEP 440-valid suffix after the prefix so we can
# tag pre-releases like ``renderers-v0.2.0rc1`` later if needed.
tag-pattern = '^renderers-v(?P<version>.+)$'
# Used when building from a context without VCS metadata (e.g. an
# sdist consumed by a downstream that doesn't ship .git). Real
# builds from a checkout get the resolved version; this fallback
# only fires when the resolver has nothing to go on.
fallback-version = "0.0.0"

[tool.hatch.build.hooks.vcs]
# Write the resolved version to a Python file so it can be inspected
# at runtime via ``renderers.__version__`` without re-parsing the
# wheel metadata.
version-file = "renderers/_version.py"

[tool.hatch.build.targets.wheel]
packages = ["renderers"]

[dependency-groups]
dev = [
    "pillow>=12.2.0",
    "pre-commit",
    "pytest>=7.0.0",
    "pytest-asyncio>=0.21.0",
    "ruff",
    "torch>=2.11.0",
    "torchvision>=0.26.0",
    "ty>=0.0.1a29,<0.0.22",
]

[tool.uv]
exclude-newer = "7 days"

[tool.ty.environment]
python-version = "3.13"

[tool.ty.rules]
# Pre-existing diagnostics in v0.1.5 source — downgrade to advisory so CI
# surfaces them without blocking. Tighten back to error as we clean up.
unknown-argument = "warn"
redundant-cast = "ignore"
unresolved-import = "warn"
invalid-argument-type = "warn"
unresolved-attribute = "warn"
invalid-key = "warn"
unsupported-operator = "warn"
invalid-return-type = "warn"
invalid-assignment = "warn"