message: Remove the assert for debug. Sorry forgot to remove it
diff: @@ -1212,7 +1212,6 @@ class ReplicaLocalVariable(DistributedVariable, PerReplica,
  def __init__(
  self, strategy, device_map, values, aggregation, logical_device=None):
  self._aggregation = aggregation
  - assert aggregation != "sum"
  super(ReplicaLocalVariable, self).__init__(
  strategy, device_map, values, logical_device=logical_device)
  