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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def synchronized(func):
 """ Decorator for synchronizing method access. """

    @wraps(func)
    def wrapped(self, *args, **kwargs):
        try:
            rlock = self._sync_lock
        except AttributeError:
            from multiprocessing import RLock
            rlock = self.__dict__.setdefault('_sync_lock', RLock())
        with rlock:
            return func(self, *args, **kwargs)
    return wrapped