This Black Friday, get 40% off all 25 of my Python, Git, and data science courses

It’s time: My Black Friday sale, with 40% off all 25 products in my online store, is live!

What am I offering?

How do you take advantage of this? Just use coupon code BF2020 at checkout. Or click on this link, which will apply it automatically at checkout.

Questions? Just e-mail me at, or get me on Twitter as @reuvenmlerner.