So, we’ve got a switch statement with slightly different syntax ... right out of the feature proposal to add the keyword in question to Python: I find an efficiency hit a small price to pay ...

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. Using free-threaded Python with C extensions While “pure” Python programs don’t need much (if any) reworking to use ...