anchor.diff:      pytestCheckHook
       pytest-asyncio
       pytest-trio
  -    pytest-cov
       trustme
  +    typing-extensions
       uvicorn
     ];
   
  
positive.code: , pytestCheckHook
  , pytest-asyncio
  , pytest-trio
  , pytest-cov
  , trustme
  , uvicorn
  }:
  
  buildPythonPackage rec {
    pname = "httpx";
    version = "0.18.0";
    disabled = pythonOlder "3.6";
  
    src = fetchFromGitHub {
      owner = "encode";
      repo = pname;
      rev = version;
      sha256 = "sha256-6EYBTRXaVHBgW/JzZvWLz55AqgocOyym2FVtu2Nkp/U=";
    };
  
    propagatedBuildInputs = [
      brotli
      certifi
      h2
      httpcore
  
negative.code:     description = "The next generation HTTP client";
      homepage = "https://github.com/encode/httpx";
      license = licenses.bsd3;
      maintainers = with maintainers; [ costrouc fab ];
    };
  }
  