anchor.diff:        platforms = stdenv.lib.platforms.mesaPlatforms;
       };
     };
  -  
  +
     pyopenssl = buildPythonPackage rec {
       name = "pyopenssl-${version}";
       version = "0.14";
  -    
  +
       src = pkgs.fetchurl {
         url = "https://pypi.python.org/packages/source/p/pyOpenSSL/pyOpenSSL-0.14.tar.gz";
         sha256 = "0vpfqhng4cky7chliknkxv910iabqbfcxvkjiankh08jkkjvi7d9";
       };
  -    
  +
       # 17 tests failing
       doCheck = false;
   
  
positive.code:       boto redis setuptools simplejson
      ];
  
      meta = {
        description = "Docker registry core package";
        homepage = https://github.com/docker/docker-registry;
  
negative.code: 
      doCheck = false; # requires redis server
      propagatedBuildInputs = with self; [
        setuptools docker_registry_core blinker flask gevent gunicorn pyyaml
        requests2 rsa sqlalchemy setuptools backports_lzma pyasn1
      ];
  
      patchPhase = "> requirements/main.txt";
  
      # Default config uses needed env variables
      postInstall = ''
  