{
  lib,
  stdenv,
  aiohttp,
  boto3,
  buildPythonPackage,
  fetchFromGitHub,
  flask,
  flask-sockets,
  pythonOlder,
  mock,
  moto,
  psutil,
  pytest-mock,
  pytestCheckHook,
  requests,
  responses,
  sqlalchemy,
  websockets,
  websocket-client,
}:

buildPythonPackage rec {
  pname = "slackclient";
  version = "3.29.0";
  format = "setuptools";

  disabled = pythonOlder "3.6";

  src = fetchFromGitHub {
    owner = "slackapi";
    repo = "python-slack-sdk";
    rev = "refs/tags/v${version}";
    hash = "sha256-49dSRg0nrTXuXfnrC2/3p/zYMxouXO9FLqSBSxg4TcU=";
  };

  propagatedBuildInputs = [
    aiohttp
    websocket-client
    requests
  ];

  nativeCheckInputs = [
    boto3
    flask
    flask-sockets
    mock
    moto
    psutil
    pytest-mock
    pytestCheckHook
    responses
    sqlalchemy
    websockets
  ];

  pytestFlagsArray = [
    # Exclude tests that requires network features
    "--ignore=integration_tests"
  ];

  preCheck = ''
    export HOME=$(mktemp -d)
  '';

  disabledTests =
    [
      "test_start_raises_an_error_if_rtm_ws_url_is_not_returned"
      "test_interactions"
      "test_send_message_while_disconnection"
    ]
    ++ lib.optionals stdenv.isDarwin [
      # these fail with `ConnectionResetError: [Errno 54] Connection reset by peer`
      "test_issue_690_oauth_access"
      "test_issue_690_oauth_v2_access"
      "test_send"
      "test_send_attachments"
      "test_send_blocks"
      "test_send_dict"
    ];

  pythonImportsCheck = [ "slack" ];

  meta = with lib; {
    description = "Client for Slack, which supports the Slack Web API and Real Time Messaging (RTM) API";
    homepage = "https://github.com/slackapi/python-slackclient";
    changelog = "https://github.com/slackapi/python-slack-sdk/releases/tag/v${version}";
    license = licenses.mit;
    maintainers = with maintainers; [
      flokli
      psyanticy
    ];
  };
}