How slow is iterating over a pandas DataFrame?

You can do it, but it's a lot slower than you think. Especially when you see how much we can speed it up.

00:00 - Intro
00:55 - Iterating with iterrows
02:59 - Vectorization explained
03:28 - Iterating with Series Apply (vectorized)
05:17 - PURE SPEED
06:02 - How could we make it even FASTER?

👩‍💻 Example code from video: https://github.com/burkeholland/iterate-over-data-frame
🐼 More pandas: https://pandas.pydata.org/

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