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view mercurial/utils/hashutil.py @ 44059:7126d8b8e0e6

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hashutil: new package for hashing-related features Right now this just tries to use our sha1dc and if it's missing (eg a --pure build) we fall back to hashlib. I imagine in the future we'll want some other things in here for detecting what hasher is in use as we transition off sha1. Differential Revision: https://phab.mercurial-scm.org/D7848
author Augie Fackler <augie@google.com>
date Mon, 13 Jan 2020 17:14:19 -0500
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children 521ac0d7047f
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from __future__ import absolute_import

import hashlib

try:
    from ..thirdparty import sha1dc

    sha1 = sha1dc.sha1
except (ImportError, AttributeError):
    sha1 = hashlib.sha1