Merge pull request #1777 from appwrite/fix/python-payload-only-additional-properties

Fix Python payload-only model serialization

Author: ChiragAgg5k

src/SDK/Language/Python.php

@@ -781,7 +781,7 @@ protected function getAdditionalPropertiesExpectationLines(?string $model, array
         $modelDef = $spec['definitions'][$model];
         $lines = [];
 
-        if (!empty($modelDef['additionalProperties'])) {
+        if (!empty($modelDef['additionalProperties']) && !empty($modelDef['properties'] ?? [])) {
             $lines[] = $target . "['data'] = {}";
         }
 

templates/python/package/models/model.py.twig

@@ -128,6 +128,14 @@ class {{ definition.name | caseUcfirst }}(AppwriteModel{% if isGeneric %}, Gener
     @model_serializer(mode='wrap')
     def _serialize_model(self, handler, info):
         result = handler(self)
-        result['{{ 'data' }}'] = self._serialize_data(info)
+        data = self._serialize_data(info)
+{% if definition.properties | length > 0 %}
+        result['{{ 'data' }}'] = data
         return result
+{% else %}
+        if isinstance(result, dict) and isinstance(data, dict):
+            return {**result, **data}
+
+        return data
+{% endif %}
 {% endif %}

templates/python/package/service.py.twig

@@ -46,5 +46,6 @@ class Service:
             return model.model_validate(response)
         except ValidationError as error:
             raise AppwriteException(
-                f'Unable to parse response into {model.__name__}: {error}'
+                f'Unable to parse response into {model.__name__}: {error}',
+                response=response,
             ) from error