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view mercurial/node.py @ 4377:e33ad7cea15f

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Do not automatically rename an atomicfile if a write to it has generated an exception.
author Brendan Cully <brendan@kublai.com>
date Wed, 25 Apr 2007 13:14:01 -0700
parents abaee83ce0a6
children e45fc5d03798
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"""
node.py - basic nodeid manipulation for mercurial

Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>

This software may be used and distributed according to the terms
of the GNU General Public License, incorporated herein by reference.
"""

import binascii

nullrev = -1
nullid = "\0" * 20

def hex(node):
    return binascii.hexlify(node)

def bin(node):
    return binascii.unhexlify(node)

def short(node):
    return hex(node[:6])