The only exception is perhaps at ranges of < 1m where you're grappling with an assailant In which case you should strongly consider transitioning to using it a

The only exception is perhaps at ranges of < 1m where you're grappling with an assailant In which case you should strongly consider transitioning to using it as a club, which has been a point in at least one (Clint Eastwood) movie. Especially since your retaining the weapon is much harder than if it was a handgun (see my comment elsewhere about my demonstrating this to a nephew).