nixpkgs/pkgs/development/python-modules/pygreat/default.nix


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{ stdenv, buildPythonPackage, isPy3k, fetchFromGitHub, future, pyusb }:

buildPythonPackage rec {
  pname = "pygreat";
  version = "2019.5.1.dev0";

  src = fetchFromGitHub {
    owner = "greatscottgadgets";
    repo = "libgreat";
    rev = "14c00b7c8f036f4d467e4b1a324ffa3566b126fa";
    sha256 = "1h0z83k1k4z8j36z936h61l8j3cjr3wsxr86k91v5c5h93g9dkqh";
  };

  propagatedBuildInputs = [ future pyusb ];

  disabled = !isPy3k;

  preBuild = ''
    cd host
    substituteInPlace setup.py --replace "'backports.functools_lru_cache'" ""
    substituteInPlace pygreat/comms.py --replace "from backports.functools_lru_cache import lru_cache as memoize_with_lru_cache" "from functools import lru_cache as memoize_with_lru_cache"
    echo "$version" > ../VERSION
  '';

  meta = with stdenv.lib; {
    description = "Python library for talking with libGreat devices";
    homepage = https://greatscottgadgets.com/greatfet/;
    license = with licenses; [ bsd3 ];
  };

}