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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 run(self, name, cache_key, local_path, remote_path, local_options, remote_options, **kwargs):
 """ The main work horse of the transfer task. Calls the transfer method with the local and remote storage backends as given with the parameters. :param name: name of the file to transfer :type name: str :param local_path: local storage class to transfer from :type local_path: str :param local_options: options of the local storage class :type local_options: dict :param remote_path: remote storage class to transfer to :type remote_path: str :param remote_options: options of the remote storage class :type remote_options: dict :param cache_key: cache key to set after a successful transfer :type cache_key: str :rtype: task result """

        local = import_attribute(local_path)(**local_options)
        remote = import_attribute(remote_path)(**remote_options)
        result = self.transfer(name, local, remote, **kwargs)

        if result is True:
            cache.set(cache_key, True)
            file_transferred.send(sender=self.__class__,
                                  name=name, local=local, remote=remote)
        elif result is False:
            args = [name, cache_key, local_path,
                    remote_path, local_options, remote_options]
            self.retry(args=args, kwargs=kwargs)
        else:
            raise ValueError("Task '%s' did not return True/False but %s" %
                             (self.__class__, result))
        return result