python39Packages.gevent-websocket: update meta, disable checkPhase, add import check

pkgs/development/python-modules/gevent-websocket/default.nix

@@ -17,10 +17,16 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [ gevent gunicorn ];
 
+  # zero tests run
+  doCheck = false;
+
+  pythonImportsCheck = [ "geventwebsocket" ];
+
   meta = with lib; {
     homepage = "https://www.gitlab.com/noppo/gevent-websocket";
     description = "Websocket handler for the gevent pywsgi server, a Python network library";
     license = licenses.asl20;
+    maintainers = with maintainers; [ ];
   };
 
 }