Add filters file to handle filtering

Author: asifgenius

DjangoEcommerceApp/filters.py

@@ -0,0 +1,7 @@
+import django_filters
+from DjangoEcommerceApp.models import Products
+
+class ProductFilter(django_filters.FilterSet):
+    class Meta:
+        model = Products
+        fields = ['product_name' ,'brand', 'product_max_price', 'product_discount_price']