官方示例

https://github.com/pyecharts/pyecharts/pull/1175/commits/692a55fe3ae0406b9921802d05d1bcc981c8b12a

def bar_graphic_rect_text_two_component() -> Bar:
    c = (
        Bar()
        .add_xaxis(Faker.choose())
        .add_yaxis("商家A", Faker.values())
        .add_yaxis("商家B", Faker.values())
        .set_global_opts(
            title_opts=opts.TitleOpts(title="Bar-Graphic Rect+Text 2 组件示例"),
            graphic_opts=[
                opts.GraphicGroup(
                    graphic_item=opts.GraphicItem(
                        # 控制整体的位置
                        left="50%",
                        top="15%",
                    ),
                    children=[
                        # opts.GraphicRect控制方框的显示
                        # 如果不需要方框，去掉该段即可
                        opts.GraphicRect(
                            graphic_item=opts.GraphicItem(
                                z=100,
                                left="center",
                                top="middle",
                            ),
                            graphic_shape_opts=opts.GraphicShapeOpts(
                                width=190, height=90,
                            ),
                            graphic_basicstyle_opts=opts.GraphicBasicStyleOpts(
                                fill="#fff",
                                stroke="#555",
                                line_width=2,
                                shadow_blur=8,
                                shadow_offset_x=3,
                                shadow_offset_y=3,
                                shadow_color="rgba(0,0,0,0.3)",
                            )
                        ),
                        # opts.GraphicText控制文字的显示
                        opts.GraphicText(
                            graphic_item=opts.GraphicItem(
                                left="center",
                                top="middle",
                                z=100,
                            ),
                            graphic_textstyle_opts=opts.GraphicTextStyleOpts(
                                # 可以通过jsCode添加js代码，也可以直接用字符串
                                text=JsCode(
                                    "[横轴表示数据类别,"
                                    "纵轴表示数值的值,"
                                    "这个文本块可以放在图中各,"
                                    "种位置].join(\n)"
                                ),
                                font="14px Microsoft YaHei",
                                graphic_basicstyle_opts=opts.GraphicBasicStyleOpts(
                                    fill="#333"
                                )
                            )
                        )
                    ]
                )
            ],
        )
    )
    return c