def _window_enum_callback(self, hwnd, wildcard):
        if re.match(wildcard, str(win32gui.GetWindowText(hwnd))) != None:
            self._handle = hwnd
Ensure that the endpoint for a service doesn't exist in Keystone catalog
dataset/ETHPy150Open hww712/knitter/knitter/wingui.py/WindowFinder._window_enum_callback--crossover with--dataset/ETHPy150Open saltstack/salt/salt/states/keystone.py/endpoint_absent