Explore the intricacies of product pricing using Python graphs and sets in this 42-minute conference talk from EuroPython 2011. Dive into a practical example of ice cream pricing, learning how to spot patterns and model systems effectively. Discover techniques for implementing scoop count, addressing business requirements, and developing pricing engines. Gain insights into product testing methodologies, including the max colors test. Join Rob Collins as he guides you through this comprehensive approach to pricing strategies, drawing inspiration from David Grayson's work.