How To Automatically Binning Points Inside an Ellipse in Matplotlib with Dynamic Bin Sizes

Reorder Rows in Pandas DataFrame to Match Order of Another DataFrame

Reversing Column Order in Pandas DataFrames after Splitting String Values at Delimiters

Understanding the Pandas `drop` Function and Common Pitfalls

Formatting the X-Axis to Show Every Year on Major Ticks with Matplotlib

How to Calculate Expected Values with Time Intervals: A Step-by-Step Guide

Improving Cosine Similarity Performance for Large Datasets Using Optimized Data Structures and Algorithms

Here's a refactored version of the code with proper indentation, comments, and a clear structure:

Handling Empty DataFrames when Applying Pandas UDFs to PySpark DataFrames

Grouping Items by Classes Bounded by a Difference Less Than 4 Using Pandas and Data Mining Algorithms