In Chapter 1, we already saw a Python Anywhere console in action, without having an account. This recipe will require you to have an account, but don't worry—it's free; at least if you don't need too many resources.
Signing up is a pretty straightforward process and will not be covered here. NumPy is already installed along with a long list of other Python software. For a complete list, see https://www.pythonanywhere.com/batteries_included/.
We will setup a simple script that gets price data from Google Finance every minute, and does simple statistics with the prices using NumPy.
Once we have signed up, we can login and have a look at the Python Anywhere dashboard: