When to use Pandas transform() function | by B. Chen | Towards Data Science
GitHub - datamadness/Automatic-skewness-transformation-for-Pandas-DataFrame: Python function to automatically transform skewed data in Pandas DataFrames
Aggregation, Transform, Filter — How and When to use them? | by JZ Lu | Towards Data Science
Kevin Markham on Twitter: "🐼🤹♂️ pandas trick: Want to combine the output of an aggregation with the original DataFrame? Instead of: df.groupby('col1').col2.func() Use: df.groupby('col1').col2.transform(func) "transform" changes the output shape ...