anchor.diff:       "test_unix_ssl_server" # socket bind error on hydra when built with other packages
      ];
   
  +  pythonImportsCheck = [ "curio" ];
  +
     meta = with lib; {
       homepage = "https://github.com/dabeaz/curio";
  -    description = "Library for performing concurrent I/O with coroutines in Python 3";
  +    description = "Library for performing concurrent I/O with coroutines in Python";
       license = licenses.bsd3;
       maintainers = [ maintainers.marsam ];
     };
  
positive.code: { lib
  , buildPythonPackage
  , fetchPypi
  , fetchpatch
  , isPy3k
  , pytestCheckHook
  , sphinx
  
negative.code: 
  buildPythonPackage rec {
    pname = "curio";
    version = "1.5";
    disabled = !isPy3k;
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "sha256-rwghLlkLt9qOTMOcQgEnEUlNwg1iLxYhVbopbMLjvBA=";
    };
  
    checkInputs = [
      pytestCheckHook
      sphinx
    ];
  
    __darwinAllowLocalNetworking = true;
  
  