Update usage.rst

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Brandon Taylor 2014-08-25 09:25:19 -04:00
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@ -20,7 +20,7 @@ To add sorting to a model, your model needs to inherit from ``Sortable`` and hav
It is also possible to order objects relative to another object that is a ForeignKey. It is also possible to order objects relative to another object that is a ForeignKey.
.. note:: A small caveat here is that ``Category`` must also either inherit from ``Sortable`` or include an ``order`` property which is a ``PositiveSmallInteger`` field. This is due to the way Django admin instantiates classes. .. note:: A small caveat here is that ``Category`` must also either inherit from ``Sortable`` or include an ``order`` property which is a ``PositiveSmallInteger`` field. This is due to the way Django admin instantiates classes.::
from adminsortable.fields import SortableForeignKey from adminsortable.fields import SortableForeignKey