Upgrade acaconda to version 5.0
conda update conda
conda install anaconda=5.0
This method is not recommended, but download the new version and reinstall it!
Update package
conda update --all
This command updates all packages in the current environment to the latest version.
conda update -n env -all
This command updates all packages in the environment env to the latest version
conda update package_name
This command only updates the specific package package_name.
Summary In
most cases, updating one package may result in downgrade of many other packages. Therefore, it is not a good idea to update the package separately.
It is best to use the conda environment to control and manage the exact version of the package.
Reference materials:
https://blog.csdn.net/u012487272/article/details/79220514
https://stackoverflow.com/questions/31498447/why-does-conda-update-downgrade-some-libraries