Local development

mkdir project
cd project
vim lambda_function.py

import json

def lambda_handler(event, context):
    return {
        'statusCode': 200,
        'headers': { 'Content-Type': 'application/json' },
        'body': json.dumps({ 'message': 'Hello from a zip file' })
    }

zip ../project.zip *

• Upload a .ZIP file.
• Save.
• Try it using curl.