text: import django_filters
  from .models import *
  from django_filters import DateFilter, CharFilter
  
  
  class OrderFilter(django_filters.FilterSet):
      start_date = DateFilter(field_name="date_created", lookup_expr='gte')
      end_date = DateFilter(field_name="date_created", lookup_expr='lte')
      note = CharFilter(field_name='note', lookup_expr='icontains')
  
      class Meta:
          model = Order
          fields = '__all__'
          exclude = ['customer', 'date_created']
  