def sign_url_v2(url_to_sign, expiry):
 return sign_url_base_v2(bucket=url_to_sign.bucket(), object=url_to_sign.object(), expiry=expiry)

def sign_url_v2 ( url_to_sign , expiry ) : return sign_url_base_v2 ( bucket = url_to_sign . bucket ( ) , object = url_to_sign . object ( ) , expiry = expiry )
sign a url in s3://bucket/object form with the given expiry time .