jupyter notebook的升级与重装：（解决python版GEE（geemap），生成Map图标缺失问题，Failed to load model class ‘VBoxModel‘ ...）

最近有朋友问我geemap生成地图的时候，左上角和右上角的工具标（如图）缺失了，该咋办，观察了一下发现是 jupyter 版本问题，JupyterLab中的@jupyter-widgets/controls模块版本不匹配，需要升级。因此本文分享一下升级办法。

下面是报错的具体信息。

[Open Browser Console for more detailed log - Double click to close this message] Failed to load model class 'VBoxModel' from module '@jupyter-widgets/controls' Error: Module @jupyter-widgets/controls, version ^1.5.0 is not registered, however, 2.0.0 is at f.loadClass (http://localhost:8889/lab/extensions/@jupyter-widgets/jupyterlab-manager/static/134.a63a8d293fb35a52dc25.js?v=a63a8d293fb35a52dc25:1:75057) at f.loadModelClass (http://localhost:8889/lab/extensions/@jupyter-wi