Aim of the tutorial
The aim of this guide is to get familiar with Google Colab. Google Colab is a cloud system where you can run Python codes in blocks. You don't need to have Python installed in your computer to use Google Colab. To use it (and to do this tutorial) you need a browser and a google account.
Steps
Every step is accompanied by a reference image and additional information if needed.
To open google colab, go to this website https://colab.research.google.com/
You should see something like this:
If you want to create a new empty Notebook click on File > New Notebook. For the sake of this tutorial we will open a Notebook from GitHub. You need to click on File, then Open Notebook. On the window that will Pop Up Choose Github. Digit "br0ast" on the search bar and search. The notebook file: with the extension .ipynb should pop up. Click on it to open it. If for some reason you cannot find it just click here to open it.
This tutorial will continue on the Notebook side, make sure it looks like this:
If, when you try to run this, this message pops up just click Run Anyway. 
At the end of the tutorial, your 2 files should look like the ones you can find here.
