This is part 5 in my series on writing modern idiomatic pandas. Modern Pandas Method Chaining Indexes Fast Pandas Tidy Data Visualization Time Series Scaling Reshaping & Tidy Data Structuring datasets to facilitate analysis (Wickham 2014) So, you’ve sat down to analyze a new dataset. What do you do first? In episode 11 of Not So Standard Deviations, Hilary and Roger discussed their typical approaches. I’m with Hilary on this one, you should make sure your data is tidy.