code: def _init_data(self):
      data, logs = self.get_data()  # pylint: disable=not-callable
      return tabview.process_data(data), logs
  
imports: import curses
  import logging
  from tabview import tabview
label_desc: Use image node_id 2 for calling the Viewer obj's underlying member method code with example usage: obj._init_data() and returns: tabview,  logs