prune_empty_s3_buckets

import boto3

s3_client = boto3.client('s3')


def is_bucket_empty(bucket_name):
    try:
        response = s3_client.list_objects(
            Bucket=bucket_name,
            MaxKeys=1,
        )
    except:
        print(f'{bucket_name} is not found?')
        return False

    objects = response.get('Contents', [])
    return len(objects) == 0

if __name__ == "__main__":
    response = s3_client.list_buckets()
    bucket_list = list(response['Buckets'].copy())
    print(f'{len(bucket_list)} Buckets')
    for bucket in bucket_list:
        bucket_name = bucket['Name']
        if is_bucket_empty(bucket_name):
            print(f'Deleting bucket {bucket_name}')
            # response = s3_client.delete_bucket(
            #     Bucket=bucket_name,
            # )