code: def _get_ui_qfile(name: str):
      
      file_path = RESOURCE_PATH_PREFIX + "/ui/{ui_file_name}.ui".format(ui_file_name=name)
      file = QFile(file_path)
      if not file.exists():
          raise FileNotFoundError("UI file not found: " + file_path)
      file.open(QFile.ReadOnly)
      return file
docs: Returns an opened, read-only QFile for the given QtDesigner UI file name. Expects a plain name like "centralwidget".
      The file ending and resource path is added automatically.
      Raises FileNotFoundError, if the given ui file does not exist.
      :param name:
      :return: