https://xzerad.github.io/tags/pandas/ Recent content in Pandas on xzerad's blog Hugo en-us Thu, 05 Sep 2024 08:52:07 +0100 https://xzerad.github.io/posts/looping-pandas-dataframes-common-mistake/ Thu, 05 Sep 2024 08:52:07 +0100 https://xzerad.github.io/posts/looping-pandas-dataframes-common-mistake/ Introduction If you’ve just started in the data engineering field, you’ve probably used the pandas library—a powerful tool that lets you read structured data from various sources and formats, perform calculations, and export it to different formats. What more could you wish for? But when working on small datasets, we often don’t pay attention to performance. We write a script that does what we need, test it on a small dataset, and everything works perfectly.