revlog.py: always return tuples from parents and parentrevs
There's at least one place doing parentrevs(rev) != (rev-1, -1),
which is always true with revlog v0, since parentrevs returns a list
in this case.
"""
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")
nullid = "\0" * 20
def hex(node):
return binascii.hexlify(node)
def bin(node):
return binascii.unhexlify(node)
def short(node):
return hex(node[:6])