rhg: Fall back to Python on unsupported `rhg config <section>`
Printing an entire section (as opposed to a single value with
`rhg config foo.bar`) is not supported yet in Rust only.
Differential Revision: https://phab.mercurial-scm.org/D10098
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)