hooklib: update documentation of changeset_obsoletedfor for changed hook type
This updates usage example of changeset_obsoleted to reflect the move from
pretxnclose to txnclose made in
04ef381000a8 (hooklib: fix detection of
successors for changeset_obsoleted).
Differential Revision: https://phab.mercurial-scm.org/D8929
# Dummy extension that adds a delay after acquiring a lock.
#
# This extension can be used to test race conditions between lock acquisition.
from __future__ import absolute_import
import os
import time
def reposetup(ui, repo):
class delayedlockrepo(repo.__class__):
def lock(self):
delay = float(os.environ.get('HGPRELOCKDELAY', '0.0'))
if delay:
time.sleep(delay)
res = super(delayedlockrepo, self).lock()
delay = float(os.environ.get('HGPOSTLOCKDELAY', '0.0'))
if delay:
time.sleep(delay)
return res
repo.__class__ = delayedlockrepo