forms.py 文件源码

def get_filters(self):
        data = self.cleaned_data
        query = []

        _type = data.get('type')
        if _type:
            query.append(Q(type=_type))

        name = data.get('name')
        if name:
            query.append(Q(name__icontains=name))

        content = data.get('content')
        if content:
            query.append(Q(content__icontains=content))

        changed_since = data.get('changed_since')
        if changed_since:
            query.append(Q(change_date__gte=changed_since.strftime('%s')))

        if query:
            return reduce(and_, query)
        else:
            return None