As someone who often works with Python scripts, Jupyter Notebook is my favorite tool for making notes during lectures and sharing my painstakingly-written code with my programming friends and rivals.

Jupyter Notebooks have been widely-used in the ML community for nearly a decade as a way to help define models and data using an interactive Python language interface.

Google Colab (short for colaboratory) is a cloud-based Jupyter Notebook environment that enables users to write and execute Python code directly in their browser.