anchor.diff:        # python3
         direnv
         unzip
  +      p7zip
         nvim
         gcc
         awscli
  
positive.code:       imagemagick
        sqlite
        file
      ];
    };
  
  
negative.code:     glide
    ];
  
    java-env = [
      idea.idea-community
      (spark.override { mesosSupport = false; })
    ];
  
  in
    rec {
      allowUnfree = true;
  