def lget (*keys)

      keys = Rufus::Tokyo::h_or_a_to_s(keys.flatten)

      if @db.respond_to?(:mget)
        @db.mget(keys)
      else
        keys.inject({}) { |h, k| v = self[k]; h[k] = v if v; h }
      end
    end
def lget (*keys)

      keys = Rufus::Tokyo::h_or_a_to_s(keys.flatten)

      if @db.respond_to?(:mget)
        @db.mget(keys)
      else
        keys.inject({}) { |h, k| v = self[k]; h[k] = v if v; h }
      end
    end
Returns a hash { key => record } of all the records matching the
 given keys.