view mercurial/node.py @ 13436:b391c0c9be61 stable

hgwebdir: reduce memory usage for index generation The archive list generator was holding a reference to each temporary ui copy passed by rawentries(), so the memory usage for index generation growed proportionally to the ui object size and the amount of repositories. By returning a list instead, the temporary reference is dropped immediately.
author Wagner Bruna <wbruna@softwareexpress.com.br>
date Thu, 17 Feb 2011 18:05:27 -0200
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])