'Use gsutil to copy sdists from cloud storage.'

def CopySdistsFromCloudStorage(self):

    subprocess.check_call([args.gsutil, 'cp', ('gs://%s/grr-response-core-*.zip' % args.cloud_storage_sdist_bucket), args.build_dir])
    core = glob.glob(os.path.join(args.build_dir, 'grr-response-core-*.zip')).pop()
    subprocess.check_call([args.gsutil, 'cp', ('gs://%s/grr-response-client-*.zip' % args.cloud_storage_sdist_bucket), args.build_dir])
    client = glob.glob(os.path.join(args.build_dir, 'grr-response-client-*.zip')).pop()
    return (core, client)
