def uploadToS3(key_meta):
    # Tiny
    key_tiny = Key(bucket)
    key_tiny.key = key_meta.s3_path + key_meta.filename_tiny
    key_tiny.set_contents_from_filename(key_meta.filename_tiny)
    print ("[%s] uploaded" % key_tiny.key)

    # Preview
    key_prev = Key(bucket)
    key_prev.key = key_meta.s3_path + key_meta.filename_prev
    key_prev.set_contents_from_filename(key_meta.filename_prev)
    print ("[%s] uploaded" % key_prev.key)

    # Full
    key_full = Key(bucket)
    key_full.key = key_meta.s3_path + key_meta.filename_full
    key_full.set_contents_from_filename(key_meta.filename_full)
    print ("[%s] uploaded" % key_full.key)