Method trigger

lib/matplotlib/backends/backend_qt.py:1175–1176

(self, *args)

@backend_tools._register_tool_class(FigureCanvasQT)
class HelpQt(backend_tools.ToolHelpBase):
    def trigger(self, *args):
        QtWidgets.QMessageBox.information(None, "Help", self._get_help_html())


@backend_tools._register_tool_class(FigureCanvasQT)