def kind(self):
optics = [<EOL>Equality,<EOL>Isomorphism,<EOL>Prism,<EOL>Review,<EOL>Lens,<EOL>Traversal,<EOL>Getter,<EOL>Setter,<EOL>Fold,<EOL>]<EOL>for optic in optics:<EOL><INDENT>if self._is_kind(optic):<EOL><INDENT>return optic<EOL><DEDENT><DEDENT>
Returns a class representing the 'kind' of optic.