tests/crashgetbundler.py

fix: use a portable python script instead of sed in test

Differential Revision: https://phab.mercurial-scm.org/D2988

from __future__ import absolute_import

from mercurial.i18n import _
from mercurial import (
        changegroup,
        error,
        extensions
    )

def abort(orig, *args, **kwargs):
    raise error.Abort(_('this is an exercise'))

def uisetup(ui):
    extensions.wrapfunction(changegroup, 'getbundler', abort)