anchor.diff:  
   
     alot = buildPythonPackage rec {
  -    version = "0.3.1";
  -    name = "alot-${version}";
  -
  -    src = fetchurl {
  -      url = "https://github.com/pazz/alot/tarball/${version}";
  +    name = "alot-0.3.1";
  +
  +    src = fetchurl {
  +      url = "https://github.com/pazz/alot/tarball/master";
         name = "${name}.tar.bz";
  -      md5 = "6c5986d9192863879e95a3f8f30ccb75";
  -    };
  -
  -    doCheck = false;
  -
  -    propagatedBuildInputs = [ notmuch urwid twisted magic configobj ];
  +      sha256 = "06683de36688615d3d526198c93133e1131897c888ffa31e83f1ad292eae57af";
  +    };
  +
  +    doCheck = false;
  +
  +    propagatedBuildInputs = [ notmuch urwid twisted magic configobj pygpgme ];
   
       postInstall = ''
         wrapProgram $out/bin/alot \
  
positive.code: 
  
    afew = buildPythonPackage rec {
      rev = "8abd64bfdcd83a486b2a3977c08fe071523b2551";
      name = "afew-1.0pre${rev}";
      src = fetchurl {
        url = "https://github.com/teythoon/afew/tarball/${rev}";
        name = "${name}.tar.bz";
        sha256 = "9b140d0eb0e5013419983604bb09a51f087a4abdf0a390c24a9596f867dc8c05";
      };
  
      propagatedBuildInputs = [ notmuch pkgs.dbacl ];
  
negative.code:   };
  
  
    pygpgme = buildPythonPackage rec {
      version = "0.3";
      name = "pygpgme-${version}";
  
      src = fetchurl {
        url = "https://launchpad.net/pygpgme/trunk/${version}/+download/${name}.tar.gz";
        sha256 = "5fd887c407015296a8fd3f4b867fe0fcca3179de97ccde90449853a3dfb802e1";
      };
  
      doCheck = false;
  
      propagatedBuildInputs = [ pkgs.gpgme ];
  
      meta = {
        homepage = "https://launchpad.net/pygpgme";
        description = "A Python wrapper for the GPGME library.";
        license = pkgs.lib.licenses.lgpl21;
        maintainers = [ stdenv.lib.maintainers.garbas ];
        platforms = python.meta.platforms;
      };
    };
  
  
    pyparsing = buildPythonPackage rec {
      name = "pyparsing-1.5.6";
  
  