Problem solving
1. first of all by searching for some solutions say open juypter notebook with cmd command line.
It opens with the following error:
signal only works in main thread
2. By utilizingthis articlemethod to install both packages:
pip install "pyzmq==17.0.0" "ipykernel==4.8.2"
Once again, there's a problem.
It turns out you need administrator privileges.
Solution:
pip install --user "pyzmq==17.0.0" "ipykernel==4.8.2"
Successful installation
Restart juypter
Successful operation!
summarize
The above is a personal experience, I hope it can give you a reference, and I hope you can support me more.