[PYTHON] switch from mutable bytearray to immutable bytes to avoid pydantic error (#22988)

* switch from mutable bytearray to immutable bytes

* update python samples

samples/client/echo_api/python/docs/BodyApi.md

@@ -17,7 +17,7 @@ Method | HTTP request | Description
 
 
 # **test_binary_gif**
-> bytearray test_binary_gif()
+> bytes test_binary_gif()
 
 Test binary (gif) response body
 
@@ -60,7 +60,7 @@ This endpoint does not need any parameter.
 
 ### Return type
 
-**bytearray**
+**bytes**
 
 ### Authorization
 
@@ -105,7 +105,7 @@ configuration = openapi_client.Configuration(
 with openapi_client.ApiClient(configuration) as api_client:
     # Create an instance of the API class
     api_instance = openapi_client.BodyApi(api_client)
-    body = None # bytearray |  (optional)
+    body = None # bytes |  (optional)
 
     try:
         # Test body parameter(s)
@@ -123,7 +123,7 @@ with openapi_client.ApiClient(configuration) as api_client:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **body** | **bytearray**|  | [optional] 
+ **body** | **bytes**|  | [optional] 
 
 ### Return type
 
@@ -172,7 +172,7 @@ configuration = openapi_client.Configuration(
 with openapi_client.ApiClient(configuration) as api_client:
     # Create an instance of the API class
     api_instance = openapi_client.BodyApi(api_client)
-    files = None # List[bytearray] | 
+    files = None # List[bytes] | 
 
     try:
         # Test array of binary in multipart mime
@@ -190,7 +190,7 @@ with openapi_client.ApiClient(configuration) as api_client:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **files** | **List[bytearray]**|  | 
+ **files** | **List[bytes]**|  | 
 
 ### Return type
 
@@ -239,7 +239,7 @@ configuration = openapi_client.Configuration(
 with openapi_client.ApiClient(configuration) as api_client:
     # Create an instance of the API class
     api_instance = openapi_client.BodyApi(api_client)
-    my_file = None # bytearray |  (optional)
+    my_file = None # bytes |  (optional)
 
     try:
         # Test single binary in multipart mime
@@ -257,7 +257,7 @@ with openapi_client.ApiClient(configuration) as api_client:
 
 Name | Type | Description  | Notes
 ------------- | ------------- | ------------- | -------------
- **my_file** | **bytearray**|  | [optional] 
+ **my_file** | **bytes**|  | [optional] 
 
 ### Return type
 

samples/client/echo_api/python/openapi_client/api/body_api.py

@@ -56,7 +56,7 @@ class BodyApi:
         _content_type: Optional[StrictStr] = None,
         _headers: Optional[Dict[StrictStr, Any]] = None,
         _host_index: Annotated[StrictInt, Field(ge=0, le=0)] = 0,
-    ) -> bytearray:
+    ) -> bytes:
         """Test binary (gif) response body
 
         Test binary (gif) response body
@@ -91,7 +91,7 @@ class BodyApi:
         )
 
         _response_types_map: Dict[str, Optional[str]] = {
-            '200': "bytearray",
+            '200': "bytes",
         }
         response_data = self.api_client.call_api(
             *_param,
@@ -119,7 +119,7 @@ class BodyApi:
         _content_type: Optional[StrictStr] = None,
         _headers: Optional[Dict[StrictStr, Any]] = None,
         _host_index: Annotated[StrictInt, Field(ge=0, le=0)] = 0,
-    ) -> ApiResponse[bytearray]:
+    ) -> ApiResponse[bytes]:
         """Test binary (gif) response body
 
         Test binary (gif) response body
@@ -154,7 +154,7 @@ class BodyApi:
         )
 
         _response_types_map: Dict[str, Optional[str]] = {
-            '200': "bytearray",
+            '200': "bytes",
         }
         response_data = self.api_client.call_api(
             *_param,
@@ -217,7 +217,7 @@ class BodyApi:
         )
 
         _response_types_map: Dict[str, Optional[str]] = {
-            '200': "bytearray",
+            '200': "bytes",
         }
         response_data = self.api_client.call_api(
             *_param,
@@ -308,7 +308,7 @@ class BodyApi:
         Test body parameter(s)
 
         :param body:
-        :type body: bytearray
+        :type body: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -375,7 +375,7 @@ class BodyApi:
         Test body parameter(s)
 
         :param body:
-        :type body: bytearray
+        :type body: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -442,7 +442,7 @@ class BodyApi:
         Test body parameter(s)
 
         :param body:
-        :type body: bytearray
+        :type body: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -589,7 +589,7 @@ class BodyApi:
         Test array of binary in multipart mime
 
         :param files: (required)
-        :type files: List[bytearray]
+        :type files: List[bytes]
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -656,7 +656,7 @@ class BodyApi:
         Test array of binary in multipart mime
 
         :param files: (required)
-        :type files: List[bytearray]
+        :type files: List[bytes]
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -723,7 +723,7 @@ class BodyApi:
         Test array of binary in multipart mime
 
         :param files: (required)
-        :type files: List[bytearray]
+        :type files: List[bytes]
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -863,7 +863,7 @@ class BodyApi:
         Test single binary in multipart mime
 
         :param my_file:
-        :type my_file: bytearray
+        :type my_file: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -930,7 +930,7 @@ class BodyApi:
         Test single binary in multipart mime
 
         :param my_file:
-        :type my_file: bytearray
+        :type my_file: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of
@@ -997,7 +997,7 @@ class BodyApi:
         Test single binary in multipart mime
 
         :param my_file:
-        :type my_file: bytearray
+        :type my_file: bytes
         :param _request_timeout: timeout setting for this request. If one
                                  number provided, it will be total request
                                  timeout. It can also be a pair (tuple) of

samples/client/echo_api/python/openapi_client/api_client.py

@@ -306,7 +306,7 @@ class ApiClient:
         response_text = None
         return_data = None
         try:
-            if response_type == "bytearray":
+            if response_type in ("bytearray", "bytes"):
                 return_data = response_data.data
             elif response_type == "file":
                 return_data = self.__deserialize_file(response_data)