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Fixed #26152 -- Documented how to avoid django.setup() deadlock in standalone scripts.

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Harry 2016-01-28 18:13:27 +00:00 committed by Tim Graham
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docs/topics/settings.txt
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@ -291,6 +291,17 @@ Note that calling ``django.setup()`` is only necessary if your code is truly
standalone. When invoked by your Web server, or through :doc:`django-admin standalone. When invoked by your Web server, or through :doc:`django-admin
</ref/django-admin>`, Django will handle this for you. </ref/django-admin>`, Django will handle this for you.
.. admonition:: ``django.setup()`` may only be called once.
Therefore, avoid putting reusable application logic in standalone scripts
so that you have to import from the script elsewhere in your application.
If you can't avoid that, put the call to ``django.setup()`` inside an
``if`` block::
if __name__ == '__main__':
import django
django.setup()
.. seealso:: .. seealso::
:doc:`The Settings Reference </ref/settings>` :doc:`The Settings Reference </ref/settings>`