func newUniqueEphemeralKey(s *concurrency.Session, prefix string) (*EphemeralKV, error) {
	return newUniqueEphemeralKV(s, prefix, "")
}
func newUniqueEphemeralKey(s *concurrency.Session, prefix string) (*EphemeralKV, error) {
	return newUniqueEphemeralKV(s, prefix, "")
}
func newUniqueEphemeralKey ( s * concurrency . Session , prefix string ) ( * EphemeralKV , error ) { return newUniqueEphemeralKV ( s , prefix , " " ) }
// newUniqueEphemeralKey creates a new unique valueless key associated with a session lease
newUniqueEphemeralKey creates a new unique valueless key associated with a session lease