anchor.diff:      owner = "elementary";
       repo = pname;
       rev = version;
  -    sha256 = "063h6jr0p8v46w8bppsss1zlphx21xqwylh57qbyd5xi71z4gl1v";
  +    sha256 = "166a1jb85n67z6ffm5i0xzap407rv0r511lzh0gidkap1qy6pnmi";
     };
   
     passthru = {
  
positive.code: { stdenv, fetchFromGitHub, pantheon, meson, ninja, pkgconfig, vala, desktop-file-utils
  , gtk3, glib, libaccounts-glib, libexif, libgee, geocode-glib, gexiv2,libgphoto2
  , granite, gst_all_1, libgudev, json-glib, libraw, librest, libsoup, sqlite
  , scour, webkitgtk, libwebp, appstream, libunity, wrapGAppsHook, gobject-introspection, elementary-icon-theme }:
  
  stdenv.mkDerivation rec {
    pname = "photos";
    version = "2.6.1";
  
    name = "elementary-${pname}-${version}";
  
  
negative.code:     meson
      ninja
      pkgconfig
      python3
      vala
      wrapGAppsHook
    ];
  