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swh/storage/cassandra/common.py
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| # Copyright (C) 2019-2020 The Software Heritage developers | |||||
| # See the AUTHORS file at the top-level directory of this distribution | |||||
| # License: GNU General Public License version 3, or any later version | |||||
| # See top-level LICENSE file for more information | |||||
| import hashlib | |||||
| Row = tuple | |||||
| TOKEN_BEGIN = -(2**63) | |||||
| '''Minimum value returned by the CQL function token()''' | |||||
| TOKEN_END = 2**63-1 | |||||
| '''Maximum value returned by the CQL function token()''' | |||||
| def hash_url(url: str) -> bytes: | |||||
| return hashlib.sha1(url.encode('ascii')).digest() | |||||