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#   http://www.apache.org/licenses/LICENSE-2.0                                                                         #
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import datetime
from typing import Dict, Any

from aws_lambda_powertools import Logger, Tracer
from aws_lambda_powertools.utilities.typing import LambdaContext

logger = Logger()
tracer = Tracer()


@tracer.capture_lambda_handler
def lambda_handler(event: Dict[str, Any], context: LambdaContext) -> str:
    """Create a timestamp matching YYYY_mm_dd_HH_MM_SS
    :param event: AWS Lambda Event
    :param context: AWS Lambda Context
    :return: the timestamp (string)
    """
    return datetime.datetime.now().strftime("%Y_%m_%d_%H_%M_%S")