getting_started_recursive_ssm_parameter.py

import requests

from aws_lambda_powertools.utilities import parameters
from aws_lambda_powertools.utilities.typing import LambdaContext


def lambda_handler(event: dict, context: LambdaContext):
    try:
        # Retrieve all parameters within a path e.g., /dev
        # Say, you had two parameters under `/dev`: /dev/config, /dev/webhook/config
        all_parameters: dict = parameters.get_parameters("/dev", max_age=20)
        endpoint_comments = None

        # We strip the path prefix name for readability and memory usage in deeply nested paths
        # all_parameters would then look like:
        ## all_parameters["config"] = value # noqa: ERA001
        ## all_parameters["webhook/config"] = value # noqa: ERA001
        for parameter, value in all_parameters.items():
            if parameter == "endpoint_comments":
                endpoint_comments = value

        if endpoint_comments is None:
            return {"comments": None}

        # the value of parameter is https://jsonplaceholder.typicode.com/comments/
        comments: requests.Response = requests.get(endpoint_comments)

        return {"comments": comments.json()[:10]}
    except parameters.exceptions.GetParameterError as error:
        return {"comments": None, "message": str(error), "statusCode": 400}