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|
{ buildPythonPackage
, fetchFromGitHub
, lib
# since this is a dependency of pytest, we need to avoid
# circular dependencies
, jinja2
, railroad-diagrams
}:
let
pyparsing = buildPythonPackage rec {
pname = "pyparsing";
version = "2.4.7";
src = fetchFromGitHub {
owner = "pyparsing";
repo = pname;
rev = "pyparsing_${version}";
sha256 = "14pfy80q2flgzjcx8jkracvnxxnr59kjzp3kdm5nh232gk1v6g6h";
};
# circular dependencies if enabled by default
doCheck = false;
checkInputs = [
jinja2
railroad-diagrams
];
checkPhase = ''
python -m unittest
'';
passthru.tests = {
check = pyparsing.overridePythonAttrs (_: { doCheck = true; });
};
meta = with lib; {
homepage = "https://github.com/pyparsing/pyparsing";
description = "An alternative approach to creating and executing simple grammars, vs. the traditional lex/yacc approach, or the use of regular expressions";
license = licenses.mit;
};
};
in
pyparsing
|