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{ lib
, buildPythonPackage
, fetchFromGitHub
, pythonOlder
, hypothesis
, dataclasses
, hypothesmith
, pytestCheckHook
, pyyaml
, typing-extensions
, typing-inspect
, black
, isort
}:
buildPythonPackage rec {
pname = "libcst";
version = "0.3.18";
# Some files for tests missing from PyPi
# https://github.com/Instagram/LibCST/issues/331
src = fetchFromGitHub {
owner = "instagram";
repo = pname;
rev = "v${version}";
sha256 = "sha256-19yGaKBLpGASSPv/aSX0kx9lh2JxKExHJDKKtuBbuqI=";
};
disabled = pythonOlder "3.6";
propagatedBuildInputs = [ hypothesis typing-extensions typing-inspect pyyaml ]
++ lib.optional (pythonOlder "3.7") dataclasses;
checkInputs = [ black hypothesmith isort pytestCheckHook ];
# can't run tests due to circular dependency on hypothesmith -> licst
doCheck = false;
preCheck = ''
python -m libcst.codegen.generate visitors
python -m libcst.codegen.generate return_types
'';
pythonImportsCheck = [ "libcst" ];
meta = with lib; {
description = "A Concrete Syntax Tree (CST) parser and serializer library for Python.";
homepage = "https://github.com/Instagram/libcst";
license = with licenses; [ mit asl20 psfl ];
maintainers = with maintainers; [ ruuda SuperSandro2000 ];
};
}
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