{ buildPythonPackage, cython, fetchFromGitHub, isPy38, lib, lz4, numpy, pandas, pytestCheckHook, python-dateutil, cramjam, pythonOlder, setuptools, zlib-ng, zstandard, }: buildPythonPackage rec { pname = "fastavro"; version = "1.9.7"; pyproject = true; disabled = pythonOlder "3.6"; src = fetchFromGitHub { owner = pname; repo = pname; rev = "refs/tags/${version}"; hash = "sha256-hKhwQqNJ+QvYf4x9FesNOPg36m8zC6D6dmlhANXCcsk="; }; preBuild = '' export FASTAVRO_USE_CYTHON=1 ''; build-system = [ cython setuptools ]; optional-dependencies = { codecs = [ cramjam lz4 zstandard ]; snappy = [ cramjam ]; zstandard = [ zstandard ]; lz4 = [ lz4 ]; }; nativeCheckInputs = [ numpy pandas pytestCheckHook python-dateutil zlib-ng ] ++ lib.flatten (lib.attrValues optional-dependencies); # Fails with "AttributeError: module 'fastavro._read_py' has no attribute # 'CYTHON_MODULE'." Doesn't appear to be serious. See https://github.com/fastavro/fastavro/issues/112#issuecomment-387638676. disabledTests = [ "test_cython_python" ]; # CLI tests are broken on Python 3.8. See https://github.com/fastavro/fastavro/issues/558. disabledTestPaths = lib.optionals isPy38 [ "tests/test_main_cli.py" ]; pythonImportsCheck = [ "fastavro" ]; meta = with lib; { description = "Fast read/write of AVRO files"; mainProgram = "fastavro"; homepage = "https://github.com/fastavro/fastavro"; changelog = "https://github.com/fastavro/fastavro/blob/${version}/ChangeLog"; license = licenses.mit; maintainers = with maintainers; [ samuela ]; }; }