Explore a conference talk from EuroPython 2013 that delves into mongopersist, a tool for transparently persisting Python objects to MongoDB. Learn about custom property handling, optimistic data dumping, write conflict detection, and custom serializers. Discover techniques for querying MongoDB, implementing object caching, and utilizing query logging with traceback functionality. Gain insights into working with containers and collections, and explore applications beyond the Zope Toolkit (ZTK) ecosystem. This 21-minute presentation offers valuable knowledge for developers interested in efficient object persistence and MongoDB integration in Python projects.