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d8ad0fd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | import os
from aws_lambda_powertools.utilities.idempotency import (
DynamoDBPersistenceLayer,
IdempotencyConfig,
idempotent,
)
from aws_lambda_powertools.utilities.idempotency.persistence.datarecord import (
DataRecord,
)
TABLE_NAME = os.getenv("IdempotencyTable", "")
persistence_layer = DynamoDBPersistenceLayer(table_name=TABLE_NAME)
def my_response_hook(response: dict, idempotent_data: DataRecord) -> dict:
# Return inserted Header data into the Idempotent Response
response["x-response-hook"] = idempotent_data.idempotency_key
# Must return the response here
return response
config = IdempotencyConfig(response_hook=my_response_hook)
@idempotent(config=config, persistence_store=persistence_layer)
def lambda_handler(event, context):
return {"message": "first_response"}
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