Pistol

FIG. 1 is a front perspective view of an embodiment of a pistol showing the design; FIG. 2 is a rear perspective view thereof; FIG. 3 is a left side elevation view thereof; FIG. 4 is a right side elevation view thereof; FIG. 5 is a front side elevation view thereof; FIG. 6 is a rear side elevation view thereof; FIG. 7 is a top plan view thereof; and, FIG. 8 is a bottom plan view thereof. All broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design.