aws_lambda_handler_with_boto3_s3_bucket_listing.py

1import json
2import boto3
3
4def lambda_handler(event, context):
5    # Initialize the boto3 client for S3
6    s3 = boto3.client('s3')
7    
8    # Example logic: List all buckets in the account
9    response = s3.list_buckets()
10    buckets = [bucket['Name'] for bucket in response['Buckets']]
11    
12    # Return a structured response
13    return {
14        'statusCode': 200,
15        'body': json.dumps({
16            'message': 'Hello from Lambda!',
17            'buckets': buckets
18        })
19    }