anchor.diff:      # RuntimeError: Event loop is closed
       "test_subscribe_no_echo"
       "test_reconnect_to_new_server_with_auth"
  +    "test_drain_connection"
  +    "test_discover_servers_on_first_connect"
     ];
   
     pythonImportsCheck = [ "nats.aio" ];
  
positive.code: , nats-server
  , pytestCheckHook
  , pythonOlder
  }:
  
  buildPythonPackage rec {
  
negative.code:   checkInputs = [
      nats-server
      pytestCheckHook
      uvloop
    ];
  
    postPatch = ''
  