localrepo: fix conversion of exceptions to strings flagged by pytype
This is the same as e571fec5b606. I assume the 3 similar uses of `bytestr` in
`__getitem__()` are OK (even though pytype also flags them), because there is
apparently test coverage for 2 of the 3 cases.
Differential Revision: https://phab.mercurial-scm.org/D10131
# __init__.py - Startup and module loading logic for Mercurial.
#
# Copyright 2015 Gregory Szorc <gregory.szorc@gmail.com>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
# Allow 'from mercurial import demandimport' to keep working.
import hgdemandimport
demandimport = hgdemandimport