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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 create_backup(self, resource, timeout=-1):
 """ Creates a backup bundle with all the artifacts present on the appliance. At any given point only one backup bundle will exist on the appliance. Args: resource (dict):
 Deployment Group to create the backup. timeout: Timeout in seconds. Waits for task completion by default. The timeout does not abort the operation in OneView, it just stops waiting for its completion. Returns: dict: A Deployment Group associated with the Artifact Bundle backup. """

        return self._client.create(resource, uri=self.BACKUPS_PATH, timeout=timeout)