def member_data_for_in(self, leaderboard_name, member):
        '''
        Retrieve the optional member data for a given member in the named leaderboard.

        @param leaderboard_name [String] Name of the leaderboard.
        @param member [String] Member name.
        @return String of optional member data.
        '''
        return self.redis_connection.hget(
            self._member_data_key(leaderboard_name), member)
Retrieve the optional member data for a given member in the named leaderboard.

        @param leaderboard_name [String] Name of the leaderboard.
        @param member [String] Member name.
        @return String of optional member data.