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Binder Colab

3.2.1. Some tips as we proceed

HOT TIPS THEY DON’T WANT YOU TO KNOW ABOUT!

1. Develop and save your “cookbooks” for common operations you run into.

2. Knowing about possible operations, and when and why to use them is more important than memorizing syntax! 1

   • the official pandas tutorials are oriented areound solving specific tasks

3. This chapter contains a lot of informational tables and code snippets; read it at least twice. Once to understand when and why to run a given function, and once to dig into the syntax.

4. I cover only the most essential functions. Make sure to bookmark (and visit, these pages are very useful!)

   • getting started with pandas tutorials

   • pandas users guide

   • 10 minute intro to pandas

   • panda doc’s cookbook

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If you have a firm-year panel with sales, and you want to compute industry computation, knowing that you can run a groupby to reduce a firm-year panel to an industry-year panel is more important than knowing the groupby syntax. You can always look up syntax once you know a function is needed.

3.2. Powerful Pandas 3.2.2. Pandas Vocab and the Shape of Data