Support retry when batch write items

[yoshidan]

An error occurred when executing dy import.

275 items processed (98.58 items/sec)Error: 
BatchWriteError(Service(ProvisionedThroughputExceeded("The level of configured provisioned throughput for the table was exceeded. Consider increasing your provisioning level with the UpdateTable API.")))

AWS guidelines recommend retries with Exponential Backoff.
https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Programming.Errors.html#Programming.Errors.BatchOperations
Therefore, in my project, I have forked this repository and added Exponential Backoff by backon.
Do you plan to add retry handling in the future?

[yoshidan]

I met other exceptions.

ThrottlingException

com.amazon.coral.availability#ThrottlingException\",\"message\":\"Throughput exceeds the current capacity of your table or index. DynamoDB is automatically scaling your table or index so please try again shortly. If exceptions persist, check if you have a hot key: https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/bp-partition-key-design.html\"}", headers: {"server": "Server", "date": "Mon, 26 Feb 2024 06:54:54 GMT", "content-type": "application/x-amz-json-1.0", "content-length": "367", "connection": "keep-alive", "x-amzn-requestid": ...

InternalServerError

[2024-02-26 18:27:57] Error: BatchWriteError(Service(InternalServerError("Internal server error")))
[2024-02-26 18:27:58] exit status 1

2024e41
51694aa
also allows retries for ThrottilingException and InternalServerError.
Ideally, it would be better to consider retry for all of the following retrievable exceptions.

https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Programming.Errors.html#Programming.Errors.MessagesAndCodes