view mercurial/utils/hashutil.py @ 45362:eb55274d3650

rhg: add buffered stdout writing possibility

Improve batch stdout writing performance.
At some point line buffered output should be introduced.

Differential Revision: https://phab.mercurial-scm.org/D8866

from __future__ import absolute_import

import hashlib

try:
    from ..thirdparty import sha1dc

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