view mercurial/node.py @ 13200:6f011cf52f9a

avoid .split() in for loops and use tuples instead split can be more readable for longer lists like the list in dirstate.invalidate. As dirstate.invalidate is used in wlock() and therefoe used heavily, I think it's worth avoiding a split there too.
author David Soria Parra <dsp@php.net>
date Thu, 02 Dec 2010 03:43:06 +0100
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])