jupyter notebook命令报Exception: Jupyter command jupyter-notebook not found

stackoverflow链接
命令行里输：jupyter notebook
报错： Jupyter command jupyter-notebook not found
解决：升级jupter包即可pip install --upgrade jupyter

此后又遇到一个问题：
https://stackoverflow.com/questions/41743837/no-such-comm-target-registered-error-in-ipython

又遇到windows jupyter不能用的问题：、
ModuleNotFoundError: jax requires jaxlib to be installed

https://github.com/google/jax/discussions/9105