Explore Python descriptors for creating better data structures in this conference talk from EuroPython 2016. Discover how Adrian Dziubek transformed a testing framework for a C++ server by applying concepts from Django models. Learn about implementing keyword arguments, field sorting, attribute assignment, and descriptor reimplementation. Gain insights into printing methods for regression testing, utilizing diff libraries, and improving validation readability. Understand the core mechanics behind field types in object-relational mappers like Django and how descriptors enable declarative programming styles in Python.