It's more like a catchall error handler, you can still re-raise the exception to make the program behave like it normally does, for example by adding something like:
raisetype(value)
to the last line of the hook function.
Another possible usage for this is error logger that send errors to third party services, like for example what sentry-python does here or to intercept Ctrl-C globally, so that you might want to exit a command line script gracefully by releasing whatever resources you might want to release.
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It's more like a catchall error handler, you can still re-raise the exception to make the program behave like it normally does, for example by adding something like:
to the last line of the hook function.
Another possible usage for this is error logger that send errors to third party services, like for example what sentry-python does here or to intercept
Ctrl-Cglobally, so that you might want to exit a command line script gracefully by releasing whatever resources you might want to release.