anchor.diff: -{ lib, python3Packages, fetchFromGitHub, glibcLocales }:
  +{ lib
  +, python3Packages
  +, fetchFromGitHub
  +, glibcLocales
  +}:
   
   python3Packages.buildPythonApplication rec {
     pname = "asciinema";
  
positive.code:       --replace "python3" "${python3Packages.python}/bin/python"
    '';
  
    checkInputs = [ glibcLocales python3Packages.nose ];
  
    checkPhase = ''
      LC_ALL=en_US.UTF-8 nosetests
    '';
  
    meta = {
      description = "Terminal session recorder and the best companion of asciinema.org";
      homepage = "https://asciinema.org/";
      license = with lib.licenses; [ gpl3 ];
    };
  }
  
  
negative.code:     owner = "asciinema";
      repo = "asciinema";
      rev = "v${version}";
      hash = "sha256-ioSNd0Fjk2Fp05lk3HeokIjNYGU0jQEaIDfcFB18mV0=";
    };
  
    postPatch = ''
  