code: def _buffer(editor, variables, force=False):
      
      eb = editor.window_arrangement.active_editor_buffer
      force = bool(variables['force'])
  
      buffer_name = variables.get('buffer_name')
      if buffer_name:
          if not force and eb.has_unsaved_changes:
              editor.show_message(_NO_WRITE_SINCE_LAST_CHANGE_TEXT)
          else:
              editor.window_arrangement.go_to_buffer(buffer_name)
docs: Go to one of the open buffers.