From: @changzherui
Reviewed-by: @kingxian,@zhoufeng54
Signed-off-by: @kingxian

To prevent write data conflicts in multi-card scenarios, the file on each card is increased by device_id

Fix can not collect input data when batch size is 1 and total step
number is 1

Fixed spelling errors

From: @ouwenchang
Reviewed-by: 
Signed-off-by:

1. Support explainer raise an RuntimeError exception
2. fix the ut of SummaryRecord

From: @changzherui
Reviewed-by: @zhunaipan,@kingxian
Signed-off-by: @kingxian

dataset sink mode

Merge pull request !8085 from ougongchang/fix_round

Merge pull request !7910 from luopengting/summary

Merge pull request !7534 from ougongchang/feature_mindexplain

The SummaryRecord.add_value() method is extended to record the data of
MindExplain.

Merge pull request !6781 from ZPaC/master-change-prefix-for-server-ckpt

change ImagefolderDV2 name

change ds.transforms.vision to ds.vision

change batch api to match map api more closely

compose op changes

test_pylint

remove compose op from vision, move to transform module, refactor map and batch to use column_order

Merge pull request !5482 from liuyang/md_save_checkpoint

Merge pull request !5389 from ougongchang/fix_summarycollector

- handle collection for multiple trains
- how many tensors to collect when sunk
- change loglevel for get_learning_rate
- update calculation of `max_file_size`
- fix how collect_tensor_freq counting