By using pip, I can successfully install new packages in ipython running in the Spyder environment. All I need to run is this:
!python -m pip install mypackage
However, trying to uninstall packages doesn't seem to work, at all. When I run:
!python -m pip uninstall mypackage
The console goes into a state of hanging. It's not strictly 'hanging' because neither Spyder nor the console hangs but the command just isn't returning anything
I am attaching a screenshot to help explain what I mean. The screenshot shows what happens AFTER I have pressed ENTER on this line - and nothing happens!
Does anything know why?

You should not use pip with Spyder. It can break your whole distribution. Spyder is part of the Anaconda package and you should use the conda command instead of pip. The conda command works similar to the pip command. Instead of pip install package you'd use conda install package.
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