anchor.diff:    makeFlags = [
       "VERBOSE=1"
     ];
  +
  +  preFixup = ''
  +    wrapPythonPrograms "$out"/bin
  +  '';
     
     meta = with stdenv.lib; {
       maintainers = with maintainers; [
  
positive.code: }:
  
  let
    inherit ((import ./sources.nix)."${channel}")
      fetchVersion
      rev
  
negative.code: { stdenv
  , cmake
  , fetchgit
  , perl
  , pythonPackages
  , python2Packages
  