oxys-net/django — comment on commit 61257f5c43a43b58776fb35b4bbe0640b40c05f8
File:  line 0
By guettli:

Are you sure this is correct? My patch (three years old) did the opposite: remove () and inserted None:
https://code.djangoproject.com/attachment/ticket/9055/9055.diff

And your patch only modifies the mysql backend. A testcase is needed, too.