Fixed serialization to tuple to_python converting

src/django_clickhouse/serializers.py

@@ -1,7 +1,8 @@
-import datetime
 from typing import NamedTuple
 
+import pytz
 from django.db.models import Model as DjangoModel
+
 from django_clickhouse.utils import model_to_dict
 
 
@@ -15,19 +16,16 @@ class Django2ClickHouseModelSerializer:
 
         self.exclude_serialize_fields = exclude_fields
         self._result_class = self._model_cls.get_tuple_class(defaults=defaults)
+        self._fields = self._model_cls.fields(writable=False)
 
     def _get_serialize_kwargs(self, obj):
         data = model_to_dict(obj, fields=self.serialize_fields, exclude_fields=self.exclude_serialize_fields)
 
         # Remove None values, they should be initialized as defaults
-        result = {}
-        for key, value in data.items():
-            if value is None:
-                pass
-            elif isinstance(value, bool):
-                result[key] = int(value)
-            else:
-                result[key] = value
+        result = {
+            key: self._fields[key].to_python(value, pytz.utc)
+            for key, value in data.items() if value is not None
+        }
 
         return result