def create_depot(self, depot_id, replication_factor):
"""Creates a new depot
@type depot_id string
@param depot_id the newly created depot will have this uuid
@type replication_factor int
@param replication_factor the replication of the new depot
@rtype Depot instance
@return the newly created depot
"""
depot = Depot(self, depot_id)
self.var.add_depot(depot, depot_id, replication_factor,
depot.CONSTANTS['STATE_OFFLINE'])
depot.setup()
self._depot_map[depot_id] = depot
return depot
