django filter code example
Example 1: django_filters install
$ pip install django-filter
Example 2: Django filters
import django_filters
class ProductFilter(django_filters.FilterSet):
# lookup_expr='iexact'
# lookup_expr='icontains'
name = django_filters.CharFilter(lookup_expr='iexact')
class Meta:
model = Product
fields = ['price', 'release_date']
Example 3: django filter in list
Blog.objects.filter(pk__in=[1, 4, 7])
Example 4: django-filter
def product_list(request):
filter = ProductFilter(request.GET, queryset=Product.objects.all())
return render(request, 'my_app/template.html', {'filter': filter})
Example 5: filter django or
#There is Q objects that allow to complex lookups. Example:
from django.db.models import Q
Item.objects.filter(Q(creator=owner) | Q(moderated=False))
Example 6: filter django or
#It is worth to note that it's possible to add Q expressions.
from django.db.models import Q
query = Q(first_name='mark')
query.add(Q(email='[email protected]'), Q.OR)
query.add(Q(last_name='doe'), Q.AND)
queryset = User.objects.filter(query)