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Diffstat (limited to 'docs/ref')
| -rw-r--r-- | docs/ref/signals.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/ref/signals.txt b/docs/ref/signals.txt index d1f5f3c78f..b41b3f63dd 100644 --- a/docs/ref/signals.txt +++ b/docs/ref/signals.txt @@ -509,6 +509,15 @@ For example, you could register a callback in an def ready(self): post_migrate.connect(my_callback, sender=self) +.. note:: + + If you provide an :class:`~django.apps.AppConfig` instance as the sender + argument, please ensure that the signal is registered in + :meth:`~django.apps.AppConfig.ready`. ``AppConfig``\s are recreated for + tests that run with a modified set of :setting:`INSTALLED_APPS` (such as + when settings are overridden) and such signals should be connected for each + new ``AppConfig`` instance. + post_syncdb ----------- |