A "fold" is a fundamental primitive in defining operations on data structures; it's particularly important in functional languages where recursion is the default tool to express repetition. In this article I'll present how left and right folds work and ho... (more…)

agate is a Python data analysis library that is optimized for humans instead of machines. It is an alternative to numpy and pandas that solves real-world problems with readable code. (more…)

By dismissing the Python garbage collection (GC) mechanism, which reclaims memory by collecting and freeing unused data, Instagram can run… (more…)

As Python developers, we’ve all used pip to install applications, but speaking to other Python developers, it’s not always clear how to make your own application/script pip-installable. If you want to automatically publish your Python to PyPi, check out m... (more…)

Machine learning is an in-demand skill to add to your resume. We walk through steps for wading into machine learning with the help of Python. (more…)