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view mercurial/node.py @ 12893:15ca4bfecfe3 stable

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debugindex: add --format flag to allow debugging parentdelta -f 1 shows extra data from revlogv1 (aka revlogng) including flags and size (based on a patch by Pradeepkumar Gayam <in3xes@gmail.com>)
author Matt Mackall <mpm@selenic.com>
date Sat, 30 Oct 2010 02:47:35 -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])