{ lib , buildPythonPackage , fetchFromGitHub , python , regex }: buildPythonPackage rec { pname = "lark-parser"; version = "0.11.3"; src = fetchFromGitHub { owner = "lark-parser"; repo = "lark"; rev = version; sha256 = "1ggvlzpdzlrxl46fgi8cfq2rzlwn21shpdkm4pknnhfjlsinv913"; }; # Optional import, but fixes some re known bugs & allows advanced regex features propagatedBuildInputs = [ regex ]; checkPhase = '' runHook preCheck # Official way to run the tests. Runs unittest internally. # pytest produces issues with some test resource paths (relies on __main__) ${python.interpreter} -m tests runHook postCheck ''; meta = with lib; { description = "A modern parsing library for Python, implementing Earley & LALR(1) and an easy interface"; homepage = "https://lark-parser.readthedocs.io/"; changelog = "https://github.com/lark-parser/lark/releases/tag/${version}"; license = licenses.mit; maintainers = with maintainers; [ fridh drewrisinger ]; }; }