Code

Ticket #2737: none-isnull.patch

File none-isnull.patch, 523 bytes (added by Collin Grady <cgrady@…>, 7 years ago)
  • django/db/models/query.py

     
    827827            # all uses of None as a query value. 
    828828            if lookup_type != 'exact': 
    829829                raise ValueError, "Cannot use None as a query value" 
     830            else: 
     831                lookup_type = 'isnull' 
     832                value = True 
    830833        elif callable(value): 
    831834            value = value() 
    832835