Why your mock doesn’t work — Ned Batchelder

I often come across the situations where my Mock didn’t work as I expected. I hate Python for that. This pretty short article showed me that I should hate someone else [most likely underinvestment into language]. I just misunderstood the basics. Must-read article which provides a brief explanation of how exactly variable assignment in import statements works in Python and what we should keep in mind working with Mock.

---

Learn to Efficiently Test ETL Pipelines — Jacqueline Bilston

This is an absolutely amazing presentation about data pipelines unit testing. Hadn’t seen any resource that was so specific about data pipeline testing so far.

---