anchor.diff:    nativeBuildInputs = lib.optional withManpage sphinx;
   
     propagatedBuildInputs = [
  -    notmuch
  +    notmuch2
       urwid
       urwidtrees
       twisted
  
positive.code:   meta = with lib; {
      homepage = "https://github.com/pazz/alot";
      description = "Terminal MUA using notmuch mail";
      license = licenses.gpl3;
      platforms = platforms.linux;
      maintainers = with maintainers; [ edibopp ];
    };
  
negative.code: { lib, buildPythonPackage, python, fetchFromGitHub, isPy3k, pytestCheckHook
  , notmuch2, urwid, urwidtrees, twisted, python_magic, configobj, mock, file, gpgme
  , service-identity, gnupg, sphinx, gawk, procps, future , withManpage ? false
  }:
  
  buildPythonPackage rec {
    pname = "alot";
    version = "0.10";
    outputs = [ "out" ] ++ lib.optional withManpage "man";
  
    disabled = !isPy3k;
  