<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def all_display_panels(self) -> typing.List[DisplayPanel]: """Return the list of display panels currently visible. .. versionadded:: 1.0 Scriptable: Yes """

        return [DisplayPanel(display_panel) for display_panel in self.__document_controller.workspace_controller.display_panels]