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Explore Golden Master Testing techniques in this 35-minute conference talk from EuroPython 2020. Discover how to tackle the challenge of testing systems with the requirement "the new system should have the exact same results as the old system." Learn the concept of characterization testing, where outputs from a prior working version are compared to current results to identify potential bugs. Delve into best practices for implementing Golden Master Testing in Python, including techniques to process complex outputs and identify relevant differences. Gain insights on effectively applying this method to legacy systems, data processing programs, and regression testing processes.
