Files

98 lines
2.3 KiB
Nix

{
buildPythonPackage,
fetchFromGitHub,
lib,
poetry-core,
grpclib,
python-dateutil,
black,
jinja2,
isort,
python,
cachelib,
pydantic,
pytestCheckHook,
pytest-asyncio,
pytest-mock,
typing-extensions,
tomlkit,
grpcio-tools,
}:
buildPythonPackage rec {
pname = "betterproto";
version = "2.0.0b7";
pyproject = true;
src = fetchFromGitHub {
owner = "danielgtaylor";
repo = "python-betterproto";
tag = "v.${version}";
hash = "sha256-T7QSPH8MFa1hxJOhXc3ZMM62/FxHWjCJJ59IpeM41rI=";
};
postPatch = ''
substituteInPlace pyproject.toml \
--replace-fail "poetry-core>=1.0.0,<2" "poetry-core"
'';
build-system = [ poetry-core ];
dependencies = [
grpclib
python-dateutil
typing-extensions
];
optional-dependencies.compiler = [
black
jinja2
isort
];
nativeCheckInputs = [
cachelib
grpcio-tools
pydantic
pytest-asyncio
pytest-mock
pytestCheckHook
tomlkit
]
++ lib.flatten (builtins.attrValues optional-dependencies);
pythonImportsCheck = [ "betterproto" ];
# The tests require the generation of code before execution. This requires
# the protoc-gen-python_betterproto script from the package to be on PATH.
preCheck = ''
(($(ulimit -n) < 1024)) && ulimit -n 1024
export PATH=$PATH:$out/bin
patchShebangs src/betterproto/plugin/main.py
${python.interpreter} -m tests.generate
'';
disabledTests = [
# incompatible with pytest 8:
# TypeError: exceptions must be derived from Warning, not <class 'NoneType'>
"test_message_with_deprecated_field_not_set"
"test_service_with_deprecated_method"
# Test is flaky
"test_binary_compatibility"
];
meta = {
description = "Code generator & library for Protobuf 3 and async gRPC";
mainProgram = "protoc-gen-python_betterproto";
longDescription = ''
This project aims to provide an improved experience when using Protobuf /
gRPC in a modern Python environment by making use of modern language
features and generating readable, understandable, idiomatic Python code.
'';
homepage = "https://github.com/danielgtaylor/python-betterproto";
changelog = "https://github.com/danielgtaylor/python-betterproto/blob/v.${version}/CHANGELOG.md";
license = lib.licenses.mit;
maintainers = with lib.maintainers; [ nikstur ];
};
}