I claim the ornamental design for a purse, as shown and described.
FIG. 1 is a perspective view of a purse, showing my new design;
FIG. 2 is an exploded perspective view thereof, illustrating an inside surface of a length of trim attachable with a hook-and-loop type fastener to the purse;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right-side elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The broken lines showing a charms on a chain in FIGS. 1 and 2 depict environmental matter and form no part of the claimed design. The remaining broken lines represent stitching, and are part of the claimed design.