(self)
return []
Subclasses must override this to return a list of Layer instances to render.
           Lists within the list of layers are recursively rendered.
Subclasses must override this to return a list of Layer instances to render.
           Lists within the list of layers are recursively rendered.
Subclasses must override this to return a list of Layer instances to render . Lists within the list of layers are recursively rendered .
def getLayers(self):
        """Subclasses must override this to return a list of Layer instances to render.
           Lists within the list of layers are recursively rendered.
           """
        return []
def getLayers ( self ) : return [ ]