Specifically GoBack and UserCancelled will not be suppressed anymore. Previously, if 'run_next' raised GoBack, that would propagate out fully, while if 'func' itself raised it would be suppressed. This was confusing. somewhat related: #5334
Specifically GoBack and UserCancelled will not be suppressed anymore. Previously, if 'run_next' raised GoBack, that would propagate out fully, while if 'func' itself raised it would be suppressed. This was confusing. somewhat related: #5334