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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 getContainerStats(self, limit=None, marker=None):
 """Returns Rackspace Cloud Files usage stats for containers. @param limit: Number of containers to return. @param marker: Return only results whose name is greater than marker. @return: Dictionary of container stats indexed by container name. """

        stats = {}
        for row in self._conn.list_containers_info(limit, marker):
            stats[row['name']] = {'count': row['count'], 'size': row['bytes']}
        return stats