python pyqt6 QMenu 设定圆角边框

本来这个没有必要写，但是因为写的过程中，按照网上的写法运行，不知道为什么QMenu的右下角有圆角边框与直角背景颜色会覆盖显示

所以还是有必要写一下

?

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menu = QMenu(self.tool_button_menu)         menu.setStyleSheet("QMenu{\                                     border: 1px solid #dbdbdb;\                                     background: #181818;\                                     padding-left:2px;\                                     padding-bottom: 2px;\                                     color: white;\                                     border-radius: 5px;\                                     }\                            QMenu::item:selected{\                                     border-top: 1px solid #0e4572;\                                     padding-left:5px;\                                     border-bottom: 1px solid #0e4572;\                                     background-color: #132f46;\                                     }")         menu.setWindowFlag(Qt.WindowType.NoDropShadowWindowHint) # 不添加这个，右下角边框会不是圆角         menu.setWindowFlag(Qt.WindowType.FramelessWindowHint)         menu.setAttribute(Qt.WidgetAttribute.WA_TranslucentBackground)