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view mercurial/node.py @ 11173:5b48d819d5f9

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commit: note new branch heads rather than topological heads Move to using contexts while we're at it.
author Matt Mackall <mpm@selenic.com>
date Thu, 13 May 2010 17:24:21 -0500
parents 25e572394f5c
children 1a5211f2f87f
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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 version 2 or any later version.

import binascii

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

# This ugly style has a noticeable effect in manifest parsing
hex = binascii.hexlify
bin = binascii.unhexlify

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