Introducing Incompatible Changes in Python

YouTube·PyCon US

Explore the evolution of Python's approach to introducing incompatible changes in this 43-minute PyCon US talk. Learn from the lessons of the Python 2 to 3 migration, including the implementation of deprecation warnings, strategies for writing code compatible with multiple Python versions, and the provision of migration instructions and automated tools. Discover how the Python community now handles breaking changes, leverages code search to identify affected projects, and works towards a stable ABI for C extensions. Gain insights into future developments, including the HPy project and increased testing on upcoming Python versions.