view mercurial/node.py @ 3755:05120e210c65

Use unsigned version format. This way can use one additional bit, and when encountering invalid revlogs with the first bit set don't produce python warnings or strange error messages.
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 01 Dec 2006 23:27:53 +0100
parents 3b4e00cba57a
children abaee83ce0a6
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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.
"""

from demandload import demandload
demandload(globals(), "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])