You can find the source code for the notebooks associated with the recipes in this chapter on GitHub at https://github.com/PacktPublishing/Artificial-Intelligence-with-Python-Cookbook/tree/master/chapter09.
We'll use the librosa audio processing library (https://librosa.org/doc/latest/index.html) in this chapter, which you can install as follows:
!pip install librosa
Librosa comes installed by default in Colab.
For the recipes in this chapter, please make sure you have a GPU available. On Google Colab, make sure you activate a GPU runtime.