artist-get-last-non-nil-op
artist-get-last-non-nil-op is a compiled Lisp function in `artist.el
'.
(artist-get-last-non-nil-op OP-LIST &optional LAST-NON-NIL)
Find the last non-nil draw operation in OP-LIST.
Optional LAST-NON-NIL will be returned if OP-LIST is nil.