mattdw

class MultiQuerySet(object):
    def __init__(self, *args, **kwargs):
        self.querysets = args
        self._count = None
    
    def count(self):
        if not self._count:
            self._count = sum(len(qs) for qs in self.querysets)
        return self._count
    

mattdw

from django.db.models import Q
from django.utils.text import smart_split

def get_or_query(query_string, fields):
    return reduce(Q.__or__, 
        (Q(**{'%s__iregex' % field: r"[[:<:]]%s" % term.strip('\'"')}) 
            for term in smart_split(query_string) if term not in ['and', 'or'] 
            for field in fields),
        Q())