Some slight assumptions are going to be made. I presume you own a computer, or at least have access to one. I am also going to assume it is of a Mac, Linux, or Windows variety. A further presumption is that you have Python 3 installed, a terminal program to access it, and the Python package installer,
If the above is not true, there are a few remedies:
I also highly suggest using a virtual environment so you can keep your global Python installation nice and tidy, and can work in a separate environment that you can play around with and install different Python packages. This is a complex topic by itself, so for the remainder of this book, the assumption is that you are operating in such an environment. I use virtualenv and virtualenvwrapper, but you should use whatever works for you.
Once you are ready, you can install IPython by running:
pip install ipython
We can test that IPython was successfully installed by entering: