tests/crashgetbundler.py

githelp: recommend `hg import` for `git am`

This referenced a third party extension. It doesn't feel appropriate
to do that from a core extension. Reference `hg import` instead.

Differential Revision: https://phab.mercurial-scm.org/D1724

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)