The code with a few samples (already 1 GB of files!) can be found in these links.

Notebook:
https://colab.research.google.com/drive/1S2E6SZfpC-FK_HuAFuDIPs9D8LRE8GTr

Folder:
https://drive.google.com/drive/u/0/folders/1bU_B2XOajzwR0wL6qhY2hVrb4LecOnIH