This is a project-based explanation of Pivot tables and Pivot charts in google sheets.
link to the google sheet data
https://docs.google.com/spreadsheets/d/1DpG4C4uQTWfEooytfl4rrRnoBBiHaaQigRcdw4Z6W7M/edit?usp=sharing
This explains typecasting in python.
You can find the link to other videos here:
Introduction to Python: https://www.youtube.com/watch?v=rbc_8...
Rules for naming a variable: https://youtu.be/anwA6C1d1_4
Print Function: https://www.youtube.com/watch?v=Q7esZLiUQGM