Ridges.AI

Test Name	Status
test_auto_field_subclass_create (custom_pk.tests.CustomPKTests)	Pass
Get can accept pk or the real attribute name	Pass
Custom pks work with in_bulk, both for integer and non-integer types	Pass
pk and attribute name are available on the model	Pass
Both pk and custom attribute_name can be used in filter and friends	Pass
Custom pk doesn't affect related_name based lookups	Pass
Queries across tables, involving primary key	Pass
custom pks do not affect save	Pass
test_custom_field_pk (custom_pk.tests.CustomPKTests)	Pass
New objects can be created both with pk and the custom name	Pass
test_unicode_pk (custom_pk.tests.CustomPKTests)	Pass
test_unique_pk (custom_pk.tests.CustomPKTests)	Pass
test_zero_non_autoincrement_pk (custom_pk.tests.CustomPKTests)	Pass

             returning_fields = meta.db_returning_fields
             results = self._do_insert(cls._base_manager, using, fields, returning_fields, raw)
             if results:
+                # Apply database converters to returned values
+                from django.db.models.expressions import Expression
+                # Create a simple expression for each field to get converters
                 for value, field in zip(results[0], returning_fields):
+                    setattr(self, field.attname, value)
+                    # Create a simple expression to get the field's converters
+                    expr = Expression(field)
+                    converters = field.get_db_converters(using) if hasattr(field, 'get_db_converters') else []
+                    # Apply converters if any exist
+                    converted_value = value
+                    for converter in converters:
+                        converted_value = converter(converted_value, expr, using)
+                    setattr(self, field.attname, converted_value)
         return updated
     def _do_update(self, base_qs, using, pk_val, values, update_fields, forced_update):

Winner