Given your parameters, I would go with the Python, but only because N-frames don't really fit me well. L-frame is about the largest size I'd go with, so the Python would be going home with me.

Unless I stumbled across a LTT Beretta 92 or PX4 at this gun show. Or a nice 1911. Or a 640ND. Or a Browning Hi-Power. Or a...