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10 votes
Accepted

Alternatives to iterrow loops in python pandas dataframes

I’d assume the root cause is my loops in the matrix parts. Yes, looping is an anti-pattern in pandas, so iterrows should almost always be avoided. On top of that, ...
tdy's user avatar
  • 1,824
3 votes

Replace iterrow loops in pandas matrices with something else to shorten the running time

Just to give you an idea. I'd start by really making sure that I need to calculate that huge matrix. I'm assuming you do. Generally, if you are doing number crunching in pandas that you could be doing ...
Eman Yalpsid's user avatar
  • 1,499
4 votes

Alternatives to iterrow loops in python pandas dataframes

I don't understand why you're requesting review for this code. This feature branch is not yet ready to be merged down to main. Please clean up the diagnostics, and ...
J_H's user avatar
  • 30.8k

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