anchor.diff:    disabled = isPy3;
     doCheck = true;
   
  -  meta = with stdenv.lib; {
  +  meta = with lib; {
       description = "EFF's tool to obtain certs from Let's Encrypt";
       homepage = https://github.com/certbot/certbot;
       license = licenses.asl20;
  
positive.code: , zope-interface
  }:
  
  buildPythonPackage rec {
    name = "certbot-${version}";
    version = "0.8.1";
  
    src = fetchFromGitHub {
      version = 1;
  
negative.code: , buildPythonPackage
  , fetchFromGitHub
  , isPy3
  , lib
  
  , acme
  , ConfigArgParse
  