{ lib
, stdenv
, buildPythonPackage
, fetchFromGitHub
, pythonOlder
, dnspython
, greenlet
, monotonic
, six
, nose
, pyopenssl
, iana-etc
, pytestCheckHook
, libredirect
}:

buildPythonPackage rec {
  pname = "eventlet";
  version = "0.33.0";
  format = "setuptools";

  src = fetchFromGitHub {
    owner = "eventlet";
    repo = pname;
    rev = "v${version}";
    hash = "sha256-kE/eYBbaTt1mPGoUIMhonvFBlQOdAfPU5GvCvPaRHvs=";
  };

  propagatedBuildInputs = [
    dnspython
    greenlet
    pyopenssl
    six
  ] ++ lib.optional (pythonOlder "3.5") [
    monotonic
  ];

  checkInputs = [
    pytestCheckHook
    nose
  ];

  doCheck = !stdenv.isDarwin;

  preCheck = lib.optionalString doCheck ''
    echo "nameserver 127.0.0.1" > resolv.conf
    export NIX_REDIRECTS=/etc/protocols=${iana-etc}/etc/protocols:/etc/resolv.conf=$(realpath resolv.conf)
    export LD_PRELOAD=${libredirect}/lib/libredirect.so

    export EVENTLET_IMPORT_VERSION_ONLY=0
  '';

  disabledTests = [
    # Tests requires network access
    "test_017_ssl_zeroreturnerror"
    "test_getaddrinfo"
    "test_hosts_no_network"
    "test_leakage_from_tracebacks"
    "test_patcher_existing_locks_locked"
  ];

  disabledTestPaths = [
    # Tests are out-dated
    "tests/stdlib/test_asynchat.py"
    "tests/stdlib/test_asyncore.py"
    "tests/stdlib/test_ftplib.py"
    "tests/stdlib/test_httplib.py"
    "tests/stdlib/test_httpservers.py"
    "tests/stdlib/test_os.py"
    "tests/stdlib/test_queue.py"
    "tests/stdlib/test_select.py"
    "tests/stdlib/test_SimpleHTTPServer.py"
    "tests/stdlib/test_socket_ssl.py"
    "tests/stdlib/test_socket.py"
    "tests/stdlib/test_socketserver.py"
    "tests/stdlib/test_ssl.py"
    "tests/stdlib/test_subprocess.py"
    "tests/stdlib/test_thread__boundedsem.py"
    "tests/stdlib/test_thread.py"
    "tests/stdlib/test_threading_local.py"
    "tests/stdlib/test_threading.py"
    "tests/stdlib/test_timeout.py"
    "tests/stdlib/test_urllib.py"
    "tests/stdlib/test_urllib2_localnet.py"
    "tests/stdlib/test_urllib2.py"
  ];

  # unfortunately, it needs /etc/protocol to be present to not fail
  # pythonImportsCheck = [ "eventlet" ];

  meta = with lib; {
    description = "A concurrent networking library for Python";
    homepage = "https://github.com/eventlet/eventlet/";
    license = licenses.mit;
    maintainers = with maintainers; [ SuperSandro2000 ];
  };
}