Dowload all of the keys in an S3 bucket with boto

download_keys.py

import boto
import os

def download_keys(bucket_name, dst_dir):
    """
    Very simple example showing how to download all keys in a bucket.
    Assumes key names don't include path separators.  Also assumes that
    you don't have zillions of objects in the bucket.  If you have a lot
    you would want to get several download operations going in parallel.
    """
    s3 = boto.connect_s3()
    bucket = s3.lookup(bucket_name)
    for key in bucket:
        path = os.path.join(dst_dir, key.name)
        key.get_contents_to_filename(path)