Python

Why you should write your code like a recipe

Increase the readability and organization of your code

Por que Parquet

How we cut our bandwidth usage by two-thirds with a single change

Nullable Integers

How to include missing values in your pandas integer columns

Pandas, Fast and Slow

How to 1000x pandas performance when adding multiple columns

Population Lifecycle Tracking

Using the Python data science toolkit to track trends in lifecycles of…

The Name of the Game

How to add, update and remove index names on pandas DataFrames

Processing Data with Dask

A painless introduction to an evolutionary approach to distributed data…

Self mockery

Here on the Data Team at When I Work we manage a lot of projects: 5 web apps, 7 services, 20 packages, 15 ETLs and several other assorted endeavors. That’s a lot for a team of six people to keep up with. One of the biggest reasons that I believe we succeed in managing all of these projects is our…

Mocking a Heuristic as a scikit-learn Estimator

Implementing a scikit-learn model that will score instances based on any rules that you specify.

Using pandas MultiIndex.from_product to Fill In Missing Data

How to use pandas MultiIndex.from_product to create all possible combinations of two dimensions.