Hah!Both work great on snakes just outside striking distance.
I have just a little experience with them but there have been a bunch of .22 LR pump rifles with smoothbore barrels built for precisely this purpose. If your friend wants a rifle there are plenty of good, old, used ones that will fill the bill. The Remington 121 smoothbores and smoothbore conversions are old and getting quite pricey. I suppose you'd be most likely to find a Remington 572 at a decent price and it would be a fine choice.I have a friend who needs to shoot .22lr shotshells with quick reloads. Does anyone have any real world experience using bolt/lever/pump rifle that actually feed and eject those little buggers? - I don't