[python] Fixes a breakage while deserializing the read-only attributes (#10155)

* fixes a breakage while deserializing the read-only attributes

* updating generated samples

* taking care of the PR comments

* updating samples

* protect against cases where _spec_property_naming may not be present

* updating samples

* adding tests for this issue

* other generated files

* taking care of the comments

* updating the generated samples

Co-authored-by: Aanisha Mishra <aanisha.mishra05@gmail.com>

modules/openapi-generator/src/main/resources/python/model_utils.mustache

@@ -1450,6 +1450,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1512,9 +1515,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1570,6 +1579,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

modules/openapi-generator/src/test/resources/3_0/python/petstore-with-fake-endpoints-models-for-testing-with-http-signature.yaml

@@ -1666,6 +1666,10 @@ components:
         color:
           type: string
           default: red
+        tail:
+          type: boolean
+          default: true
+          readOnly: true
     AnimalFarm:
       type: array
       items:

samples/client/petstore/python/petstore_api/model_utils.py

@@ -1747,6 +1747,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1809,9 +1812,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1867,6 +1876,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

samples/client/petstore/python_disallowAdditionalPropertiesIfNotPresent/petstore_api/model_utils.py

@@ -1747,6 +1747,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1809,9 +1812,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1867,6 +1876,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

samples/openapi3/client/extensions/x-auth-id-alias/python/x_auth_id_alias/model_utils.py

@@ -1747,6 +1747,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1809,9 +1812,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1867,6 +1876,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

samples/openapi3/client/features/dynamic-servers/python/dynamic_servers/model_utils.py

@@ -1747,6 +1747,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1809,9 +1812,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1867,6 +1876,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

samples/openapi3/client/petstore/python/docs/Animal.md

@@ -6,6 +6,7 @@ Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **class_name** | **str** |  | 
 **color** | **str** |  | [optional]  if omitted the server will use the default value of "red"
+**tail** | **bool** |  | [optional] [readonly]  if omitted the server will use the default value of True
 **any string name** | **bool, date, datetime, dict, float, int, list, str, none_type** | any string name can be used but the value must be the correct type | [optional]
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

samples/openapi3/client/petstore/python/docs/Cat.md

@@ -7,6 +7,7 @@ Name | Type | Description | Notes
 **class_name** | **str** |  | 
 **declawed** | **bool** |  | [optional] 
 **color** | **str** |  | [optional]  if omitted the server will use the default value of "red"
+**tail** | **bool** |  | [optional] [readonly]  if omitted the server will use the default value of True
 **any string name** | **bool, date, datetime, dict, float, int, list, str, none_type** | any string name can be used but the value must be the correct type | [optional]
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

samples/openapi3/client/petstore/python/docs/ComposedOneOfNumberWithValidations.md

@@ -6,6 +6,7 @@ this is a model that allows payloads of type object or number
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **color** | **str** |  | [optional]  if omitted the server will use the default value of "red"
+**tail** | **bool** |  | [optional] [readonly]  if omitted the server will use the default value of True
 **class_name** | **str** |  | [optional] 
 **any string name** | **bool, date, datetime, dict, float, int, list, str, none_type** | any string name can be used but the value must be the correct type | [optional]
 

samples/openapi3/client/petstore/python/docs/Dog.md

@@ -7,6 +7,7 @@ Name | Type | Description | Notes
 **class_name** | **str** |  | 
 **breed** | **str** |  | [optional] 
 **color** | **str** |  | [optional]  if omitted the server will use the default value of "red"
+**tail** | **bool** |  | [optional] [readonly]  if omitted the server will use the default value of True
 **any string name** | **bool, date, datetime, dict, float, int, list, str, none_type** | any string name can be used but the value must be the correct type | [optional]
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)

samples/openapi3/client/petstore/python/petstore_api/model/animal.py

@@ -91,6 +91,7 @@ class Animal(ModelNormal):
         return {
             'class_name': (str,),  # noqa: E501
             'color': (str,),  # noqa: E501
+            'tail': (bool,),  # noqa: E501
         }
 
     @cached_property
@@ -107,9 +108,11 @@ class Animal(ModelNormal):
     attribute_map = {
         'class_name': 'className',  # noqa: E501
         'color': 'color',  # noqa: E501
+        'tail': 'tail',  # noqa: E501
     }
 
     read_only_vars = {
+        'tail',  # noqa: E501
     }
 
     _composed_schemas = {}
@@ -154,6 +157,7 @@ class Animal(ModelNormal):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)
@@ -240,6 +244,7 @@ class Animal(ModelNormal):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)

samples/openapi3/client/petstore/python/petstore_api/model/cat.py

@@ -92,6 +92,7 @@ class Cat(ModelComposed):
             'class_name': (str,),  # noqa: E501
             'declawed': (bool,),  # noqa: E501
             'color': (str,),  # noqa: E501
+            'tail': (bool,),  # noqa: E501
         }
 
     @cached_property
@@ -106,9 +107,11 @@ class Cat(ModelComposed):
         'class_name': 'className',  # noqa: E501
         'declawed': 'declawed',  # noqa: E501
         'color': 'color',  # noqa: E501
+        'tail': 'tail',  # noqa: E501
     }
 
     read_only_vars = {
+        'tail',  # noqa: E501
     }
 
     @classmethod
@@ -150,6 +153,7 @@ class Cat(ModelComposed):
                                 _visited_composed_classes = (Animal,)
             declawed (bool): [optional]  # noqa: E501
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)
@@ -252,6 +256,7 @@ class Cat(ModelComposed):
                                 _visited_composed_classes = (Animal,)
             declawed (bool): [optional]  # noqa: E501
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)

samples/openapi3/client/petstore/python/petstore_api/model/composed_one_of_number_with_validations.py

@@ -90,6 +90,7 @@ class ComposedOneOfNumberWithValidations(ModelComposed):
         lazy_import()
         return {
             'color': (str,),  # noqa: E501
+            'tail': (bool,),  # noqa: E501
             'class_name': (str,),  # noqa: E501
         }
 
@@ -100,10 +101,12 @@ class ComposedOneOfNumberWithValidations(ModelComposed):
 
     attribute_map = {
         'color': 'color',  # noqa: E501
+        'tail': 'tail',  # noqa: E501
         'class_name': 'className',  # noqa: E501
     }
 
     read_only_vars = {
+        'tail',  # noqa: E501
     }
 
     @classmethod
@@ -143,6 +146,7 @@ class ComposedOneOfNumberWithValidations(ModelComposed):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
             class_name (str): [optional]  # noqa: E501
         """
 
@@ -244,6 +248,7 @@ class ComposedOneOfNumberWithValidations(ModelComposed):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
             class_name (str): [optional]  # noqa: E501
         """
 

samples/openapi3/client/petstore/python/petstore_api/model/dog.py

@@ -92,6 +92,7 @@ class Dog(ModelComposed):
             'class_name': (str,),  # noqa: E501
             'breed': (str,),  # noqa: E501
             'color': (str,),  # noqa: E501
+            'tail': (bool,),  # noqa: E501
         }
 
     @cached_property
@@ -106,9 +107,11 @@ class Dog(ModelComposed):
         'class_name': 'className',  # noqa: E501
         'breed': 'breed',  # noqa: E501
         'color': 'color',  # noqa: E501
+        'tail': 'tail',  # noqa: E501
     }
 
     read_only_vars = {
+        'tail',  # noqa: E501
     }
 
     @classmethod
@@ -150,6 +153,7 @@ class Dog(ModelComposed):
                                 _visited_composed_classes = (Animal,)
             breed (str): [optional]  # noqa: E501
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)
@@ -252,6 +256,7 @@ class Dog(ModelComposed):
                                 _visited_composed_classes = (Animal,)
             breed (str): [optional]  # noqa: E501
             color (str): [optional] if omitted the server will use the default value of "red"  # noqa: E501
+            tail (bool): [optional] if omitted the server will use the default value of True  # noqa: E501
         """
 
         _check_type = kwargs.pop('_check_type', True)

samples/openapi3/client/petstore/python/petstore_api/model_utils.py

@@ -1747,6 +1747,9 @@ def get_allof_instances(self, model_args, constant_args):
     for allof_class in self._composed_schemas['allOf']:
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                allof_instance = allof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 allof_instance = allof_class(**model_args, **constant_args)
             composed_instances.append(allof_instance)
         except Exception as ex:
@@ -1809,9 +1812,15 @@ def get_oneof_instance(cls, model_kwargs, constant_kwargs, model_arg=None):
 
         try:
             if not single_value_input:
+                if constant_kwargs.get('_spec_property_naming'):
+                    oneof_instance = oneof_class._from_openapi_data(**model_kwargs, **constant_kwargs)
+                else:
                     oneof_instance = oneof_class(**model_kwargs, **constant_kwargs)
             else:
                 if issubclass(oneof_class, ModelSimple):
+                    if constant_kwargs.get('_spec_property_naming'):
+                        oneof_instance = oneof_class._from_openapi_data(model_arg, **constant_kwargs)
+                    else:
                         oneof_instance = oneof_class(model_arg, **constant_kwargs)
                 elif oneof_class in PRIMITIVE_TYPES:
                     oneof_instance = validate_and_convert_types(
@@ -1867,6 +1876,9 @@ def get_anyof_instances(self, model_args, constant_args):
             continue
 
         try:
+            if constant_args.get('_spec_property_naming'):
+                anyof_instance = anyof_class._from_openapi_data(**model_args, **constant_args)
+            else:
                 anyof_instance = anyof_class(**model_args, **constant_args)
             anyof_instances.append(anyof_instance)
         except Exception:

samples/openapi3/client/petstore/python/tests_manual/test_issue10155.py

@@ -0,0 +1,52 @@
+# coding: utf-8
+
+"""
+    OpenAPI Petstore
+
+    This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\  # noqa: E501
+
+    The version of the OpenAPI document: 1.0.0
+    Generated by: https://openapi-generator.tech
+"""
+
+
+import sys
+import unittest
+import json
+from collections import namedtuple
+
+import petstore_api
+from petstore_api.model.animal import Animal
+from petstore_api.model.dog import Dog
+
+
+class TestReadOnlyForComposedSchema(unittest.TestCase):
+    """TestReadOnlyForComposedSchema unit test"""
+
+    def setUp(self):
+        pass
+
+    def tearDown(self):
+        pass
+
+    def testReadOnlyForComposedSchema(self):
+        """Test ReadOnlyForComposedSchema"""
+        MockResponse = namedtuple('MockResponse', 'data')
+        client = petstore_api.ApiClient()
+        """ deserialize dict(str, Enum_Test) """
+        data = {
+            "Dog": {
+                "class_name": "Dog",
+                "breed": "BullDog",
+                "color": "Black",
+                "tail": True
+            }
+        }
+        response = MockResponse(data=json.dumps(data))
+        deserialized = client.deserialize(response, ({str: (Dog,)},), True)
+        assert isinstance(deserialized, dict)
+        assert isinstance(deserialized['Dog'], Dog)
+
+
+if __name__ == '__main__':
+    unittest.main()