AWS Lambda: Python Hello World HTTP API

handler.py

# This file is your Lambda function
import json


def mirror_query_strings(event, context):
    body = {
        "queryStrings": event['queryStringParameters']
    }
    return {
        "statusCode": 200,
        "body": json.dumps(body)
    }

serverless.yml

# This file will generate an API endpoint for your handler,
# using serverless (see www.serverless.com)
#
# For full config options, check the docs:
#    docs.serverless.com
#

service: hello-world-functions

provider:
  name: aws
  runtime: python3.6
  region: eu-central-1
 
functions:
  helloworld:
    handler: handler.mirror_query_strings
    events:
      - http:
          path: helloworld/mirror_query_strings
          method: get
          cors: true