try: flaky_function() except (BigProblem, SmallProblem): ... With Python 3.14, you can simply list multiple exceptions separated by commas: try: flaky_function() except BigProblem, SmallProblem: ...

It isn’t found on older Python versions, hence our try/except block ... In other words, you can continue to use them as needed for code that needs to compile for both GIL-based and free-threaded ...