use Any instead of StrictStr in any type (#14995)

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/PythonNextgenClientCodegen.java

@@ -422,9 +422,9 @@ public class PythonNextgenClientCodegen extends AbstractPythonCodegen implements
                                    Set<String> modelImports) {
         if (cp == null) {
             // if codegen parameter (e.g. map/dict of undefined type) is null, default to string
-            LOGGER.warn("Codegen property is null (e.g. map/dict of undefined type). Default to string (StrictStr in Pydantic)");
+            LOGGER.warn("Codegen property is null (e.g. map/dict of undefined type). Default to typing.Any.");
-            pydanticImports.add("StrictStr");
+            typingImports.add("Any");
-            return "StrictStr";
+            return "Any";
         }
 
         if (cp.isArray) {
@@ -651,9 +651,9 @@ public class PythonNextgenClientCodegen extends AbstractPythonCodegen implements
                                    Set<String> modelImports) {
         if (cp == null) {
             // if codegen property (e.g. map/dict of undefined type) is null, default to string
-            LOGGER.warn("Codegen property is null (e.g. map/dict of undefined type). Default to string (StrictStr in Pydantic)");
+            LOGGER.warn("Codegen property is null (e.g. map/dict of undefined type). Default to typing.Any.");
-            pydanticImports.add("StrictStr");
+            typingImports.add("Any");
-            return "StrictStr";
+            return "Any";
         }
 
         if (cp.isEnum) {

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

@@ -1234,6 +1234,20 @@ paths:
       responses:
         200:
           description: The instance started successfully
+  /fake/any_type_body:
+    post:
+      tags:
+        - fake
+      summary: test any type request body
+      operationId: fakeAnyTypeRequestBody
+      requestBody:
+        content:
+          application/json:
+            schema:
+              type: object
+      responses:
+        200:
+          description: OK
 servers:
   - url: 'http://{server}.swagger.io:{port}/v2'
     description: petstore server

samples/client/echo_api/python-nextgen/openapi_client/api/query_api.py

@@ -365,7 +365,7 @@ class QueryApi(object):
             _request_auth=_params.get('_request_auth'))
 
     @validate_arguments
-    def test_query_style_deep_object_explode_true_object(self, query_object : Optional[Dict[str, Dict[str, StrictStr]]] = None, **kwargs) -> str:  # noqa: E501
+    def test_query_style_deep_object_explode_true_object(self, query_object : Optional[Dict[str, Dict[str, Any]]] = None, **kwargs) -> str:  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501
@@ -396,7 +396,7 @@ class QueryApi(object):
         return self.test_query_style_deep_object_explode_true_object_with_http_info(query_object, **kwargs)  # noqa: E501
 
     @validate_arguments
-    def test_query_style_deep_object_explode_true_object_with_http_info(self, query_object : Optional[Dict[str, Dict[str, StrictStr]]] = None, **kwargs):  # noqa: E501
+    def test_query_style_deep_object_explode_true_object_with_http_info(self, query_object : Optional[Dict[str, Dict[str, Any]]] = None, **kwargs):  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501
@@ -645,7 +645,7 @@ class QueryApi(object):
             _request_auth=_params.get('_request_auth'))
 
     @validate_arguments
-    def test_query_style_form_explode_true_array_string(self, query_object : Optional[Dict[str, StrictStr]] = None, **kwargs) -> str:  # noqa: E501
+    def test_query_style_form_explode_true_array_string(self, query_object : Optional[Dict[str, Any]] = None, **kwargs) -> str:  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501
@@ -676,7 +676,7 @@ class QueryApi(object):
         return self.test_query_style_form_explode_true_array_string_with_http_info(query_object, **kwargs)  # noqa: E501
 
     @validate_arguments
-    def test_query_style_form_explode_true_array_string_with_http_info(self, query_object : Optional[Dict[str, StrictStr]] = None, **kwargs):  # noqa: E501
+    def test_query_style_form_explode_true_array_string_with_http_info(self, query_object : Optional[Dict[str, Any]] = None, **kwargs):  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501
@@ -785,7 +785,7 @@ class QueryApi(object):
             _request_auth=_params.get('_request_auth'))
 
     @validate_arguments
-    def test_query_style_form_explode_true_object(self, query_object : Optional[Dict[str, StrictStr]] = None, **kwargs) -> str:  # noqa: E501
+    def test_query_style_form_explode_true_object(self, query_object : Optional[Dict[str, Any]] = None, **kwargs) -> str:  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501
@@ -816,7 +816,7 @@ class QueryApi(object):
         return self.test_query_style_form_explode_true_object_with_http_info(query_object, **kwargs)  # noqa: E501
 
     @validate_arguments
-    def test_query_style_form_explode_true_object_with_http_info(self, query_object : Optional[Dict[str, StrictStr]] = None, **kwargs):  # noqa: E501
+    def test_query_style_form_explode_true_object_with_http_info(self, query_object : Optional[Dict[str, Any]] = None, **kwargs):  # noqa: E501
         """Test query parameter(s)  # noqa: E501
 
         Test query parameter(s)  # noqa: E501

samples/openapi3/client/petstore/python-nextgen-aiohttp/README.md

@@ -88,6 +88,7 @@ Class | Method | HTTP request | Description
 ------------ | ------------- | ------------- | -------------
 *AnotherFakeApi* | [**call_123_test_special_tags**](docs/AnotherFakeApi.md#call_123_test_special_tags) | **PATCH** /another-fake/dummy | To test special tags
 *DefaultApi* | [**foo_get**](docs/DefaultApi.md#foo_get) | **GET** /foo | 
+*FakeApi* | [**fake_any_type_request_body**](docs/FakeApi.md#fake_any_type_request_body) | **POST** /fake/any_type_body | test any type request body
 *FakeApi* | [**fake_health_get**](docs/FakeApi.md#fake_health_get) | **GET** /fake/health | Health check endpoint
 *FakeApi* | [**fake_http_signature_test**](docs/FakeApi.md#fake_http_signature_test) | **GET** /fake/http-signature-test | test http signature authentication
 *FakeApi* | [**fake_outer_boolean_serialize**](docs/FakeApi.md#fake_outer_boolean_serialize) | **POST** /fake/outer/boolean | 

samples/openapi3/client/petstore/python-nextgen-aiohttp/docs/FakeApi.md

@@ -4,6 +4,7 @@ All URIs are relative to *http://petstore.swagger.io:80/v2*
 
 Method | HTTP request | Description
 ------------- | ------------- | -------------
+[**fake_any_type_request_body**](FakeApi.md#fake_any_type_request_body) | **POST** /fake/any_type_body | test any type request body
 [**fake_health_get**](FakeApi.md#fake_health_get) | **GET** /fake/health | Health check endpoint
 [**fake_http_signature_test**](FakeApi.md#fake_http_signature_test) | **GET** /fake/http-signature-test | test http signature authentication
 [**fake_outer_boolean_serialize**](FakeApi.md#fake_outer_boolean_serialize) | **POST** /fake/outer/boolean | 
@@ -23,6 +24,66 @@ Method | HTTP request | Description
 [**test_query_parameter_collection_format**](FakeApi.md#test_query_parameter_collection_format) | **PUT** /fake/test-query-parameters | 
 
 
+# **fake_any_type_request_body**
+> fake_any_type_request_body(body=body)
+
+test any type request body
+
+### Example
+
+```python
+from __future__ import print_function
+import time
+import os
+import petstore_api
+from petstore_api.rest import ApiException
+from pprint import pprint
+# Defining the host is optional and defaults to http://petstore.swagger.io:80/v2
+# See configuration.py for a list of all supported configuration parameters.
+configuration = petstore_api.Configuration(
+    host = "http://petstore.swagger.io:80/v2"
+)
+
+
+# Enter a context with an instance of the API client
+async with petstore_api.ApiClient(configuration) as api_client:
+    # Create an instance of the API class
+    api_instance = petstore_api.FakeApi(api_client)
+    body = None # object |  (optional)
+
+    try:
+        # test any type request body
+        await api_instance.fake_any_type_request_body(body=body)
+    except Exception as e:
+        print("Exception when calling FakeApi->fake_any_type_request_body: %s\n" % e)
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **body** | **object**|  | [optional] 
+
+### Return type
+
+void (empty response body)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/json
+ - **Accept**: Not defined
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | OK |  -  |
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **fake_health_get**
 > HealthCheckResult fake_health_get()
 

samples/openapi3/client/petstore/python-nextgen-aiohttp/petstore_api/api/fake_api.py

@@ -24,7 +24,7 @@ from datetime import date, datetime
 
 from pydantic import Field, StrictBool, StrictInt, StrictStr, confloat, conint, conlist, constr, validator
 
-from typing import Dict, Optional
+from typing import Any, Dict, Optional
 
 from petstore_api.models.client import Client
 from petstore_api.models.file_schema_test_class import FileSchemaTestClass
@@ -53,6 +53,155 @@ class FakeApi(object):
             api_client = ApiClient.get_default()
         self.api_client = api_client
 
+    @overload
+    async def fake_any_type_request_body(self, body : Optional[Dict[str, Any]] = None, **kwargs) -> None:  # noqa: E501
+        ...
+
+    @overload
+    def fake_any_type_request_body(self, body : Optional[Dict[str, Any]] = None, async_req: Optional[bool]=True, **kwargs) -> None:  # noqa: E501
+        ...
+
+    @validate_arguments
+    def fake_any_type_request_body(self, body : Optional[Dict[str, Any]] = None, async_req: Optional[bool]=None, **kwargs) -> Union[None, Awaitable[None]]:  # noqa: E501
+        """test any type request body  # noqa: E501
+
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.fake_any_type_request_body(body, async_req=True)
+        >>> result = thread.get()
+
+        :param body:
+        :type body: object
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _preload_content: if False, the urllib3.HTTPResponse object will
+                                 be returned without reading/decoding response
+                                 data. Default is True.
+        :type _preload_content: bool, optional
+        :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
+                                 (connection, read) timeouts.
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: None
+        """
+        kwargs['_return_http_data_only'] = True
+        if async_req is not None:
+            kwargs['async_req'] = async_req
+        return self.fake_any_type_request_body_with_http_info(body, **kwargs)  # noqa: E501
+
+    @validate_arguments
+    def fake_any_type_request_body_with_http_info(self, body : Optional[Dict[str, Any]] = None, **kwargs):  # noqa: E501
+        """test any type request body  # noqa: E501
+
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.fake_any_type_request_body_with_http_info(body, async_req=True)
+        >>> result = thread.get()
+
+        :param body:
+        :type body: object
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _return_http_data_only: response data without head status code
+                                       and headers
+        :type _return_http_data_only: bool, optional
+        :param _preload_content: if False, the urllib3.HTTPResponse object will
+                                 be returned without reading/decoding response
+                                 data. Default is True.
+        :type _preload_content: bool, optional
+        :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
+                                 (connection, read) timeouts.
+        :param _request_auth: set to override the auth_settings for an a single
+                              request; this effectively ignores the authentication
+                              in the spec for a single request.
+        :type _request_auth: dict, optional
+        :type _content_type: string, optional: force content-type for the request
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: None
+        """
+
+        _params = locals()
+
+        _all_params = [
+            'body'
+        ]
+        _all_params.extend(
+            [
+                'async_req',
+                '_return_http_data_only',
+                '_preload_content',
+                '_request_timeout',
+                '_request_auth',
+                '_content_type',
+                '_headers'
+            ]
+        )
+
+        # validate the arguments
+        for _key, _val in _params['kwargs'].items():
+            if _key not in _all_params:
+                raise ApiTypeError(
+                    "Got an unexpected keyword argument '%s'"
+                    " to method fake_any_type_request_body" % _key
+                )
+            _params[_key] = _val
+        del _params['kwargs']
+
+        _collection_formats = {}
+
+        # process the path parameters
+        _path_params = {}
+
+        # process the query parameters
+        _query_params = []
+        # process the header parameters
+        _header_params = dict(_params.get('_headers', {}))
+        # process the form parameters
+        _form_params = []
+        _files = {}
+        # process the body parameter
+        _body_params = None
+        if _params['body']:
+            _body_params = _params['body']
+
+        # set the HTTP header `Content-Type`
+        _content_types_list = _params.get('_content_type',
+            self.api_client.select_header_content_type(
+                ['application/json']))
+        if _content_types_list:
+                _header_params['Content-Type'] = _content_types_list
+
+        # authentication setting
+        _auth_settings = []  # noqa: E501
+
+        _response_types_map = {}
+
+        return self.api_client.call_api(
+            '/fake/any_type_body', 'POST',
+            _path_params,
+            _query_params,
+            _header_params,
+            body=_body_params,
+            post_params=_form_params,
+            files=_files,
+            response_types_map=_response_types_map,
+            auth_settings=_auth_settings,
+            async_req=_params.get('async_req'),
+            _return_http_data_only=_params.get('_return_http_data_only'),  # noqa: E501
+            _preload_content=_params.get('_preload_content', True),
+            _request_timeout=_params.get('_request_timeout'),
+            collection_formats=_collection_formats,
+            _request_auth=_params.get('_request_auth'))
+
     @overload
     async def fake_health_get(self, **kwargs) -> HealthCheckResult:  # noqa: E501
         ...

samples/openapi3/client/petstore/python-nextgen/README.md

@@ -88,6 +88,7 @@ Class | Method | HTTP request | Description
 ------------ | ------------- | ------------- | -------------
 *AnotherFakeApi* | [**call_123_test_special_tags**](docs/AnotherFakeApi.md#call_123_test_special_tags) | **PATCH** /another-fake/dummy | To test special tags
 *DefaultApi* | [**foo_get**](docs/DefaultApi.md#foo_get) | **GET** /foo | 
+*FakeApi* | [**fake_any_type_request_body**](docs/FakeApi.md#fake_any_type_request_body) | **POST** /fake/any_type_body | test any type request body
 *FakeApi* | [**fake_health_get**](docs/FakeApi.md#fake_health_get) | **GET** /fake/health | Health check endpoint
 *FakeApi* | [**fake_http_signature_test**](docs/FakeApi.md#fake_http_signature_test) | **GET** /fake/http-signature-test | test http signature authentication
 *FakeApi* | [**fake_outer_boolean_serialize**](docs/FakeApi.md#fake_outer_boolean_serialize) | **POST** /fake/outer/boolean | 

samples/openapi3/client/petstore/python-nextgen/docs/FakeApi.md

@@ -4,6 +4,7 @@ All URIs are relative to *http://petstore.swagger.io:80/v2*
 
 Method | HTTP request | Description
 ------------- | ------------- | -------------
+[**fake_any_type_request_body**](FakeApi.md#fake_any_type_request_body) | **POST** /fake/any_type_body | test any type request body
 [**fake_health_get**](FakeApi.md#fake_health_get) | **GET** /fake/health | Health check endpoint
 [**fake_http_signature_test**](FakeApi.md#fake_http_signature_test) | **GET** /fake/http-signature-test | test http signature authentication
 [**fake_outer_boolean_serialize**](FakeApi.md#fake_outer_boolean_serialize) | **POST** /fake/outer/boolean | 
@@ -23,6 +24,66 @@ Method | HTTP request | Description
 [**test_query_parameter_collection_format**](FakeApi.md#test_query_parameter_collection_format) | **PUT** /fake/test-query-parameters | 
 
 
+# **fake_any_type_request_body**
+> fake_any_type_request_body(body=body)
+
+test any type request body
+
+### Example
+
+```python
+from __future__ import print_function
+import time
+import os
+import petstore_api
+from petstore_api.rest import ApiException
+from pprint import pprint
+# Defining the host is optional and defaults to http://petstore.swagger.io:80/v2
+# See configuration.py for a list of all supported configuration parameters.
+configuration = petstore_api.Configuration(
+    host = "http://petstore.swagger.io:80/v2"
+)
+
+
+# Enter a context with an instance of the API client
+with petstore_api.ApiClient(configuration) as api_client:
+    # Create an instance of the API class
+    api_instance = petstore_api.FakeApi(api_client)
+    body = None # object |  (optional)
+
+    try:
+        # test any type request body
+        api_instance.fake_any_type_request_body(body=body)
+    except Exception as e:
+        print("Exception when calling FakeApi->fake_any_type_request_body: %s\n" % e)
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **body** | **object**|  | [optional] 
+
+### Return type
+
+void (empty response body)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: application/json
+ - **Accept**: Not defined
+
+### HTTP response details
+| Status code | Description | Response headers |
+|-------------|-------------|------------------|
+**200** | OK |  -  |
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **fake_health_get**
 > HealthCheckResult fake_health_get()
 

samples/openapi3/client/petstore/python-nextgen/petstore_api/api/fake_api.py

@@ -23,7 +23,7 @@ from datetime import date, datetime
 
 from pydantic import Field, StrictBool, StrictFloat, StrictInt, StrictStr, confloat, conint, conlist, constr, validator
 
-from typing import Dict, Optional
+from typing import Any, Dict, Optional
 
 from petstore_api.models.client import Client
 from petstore_api.models.file_schema_test_class import FileSchemaTestClass
@@ -52,6 +52,145 @@ class FakeApi(object):
             api_client = ApiClient.get_default()
         self.api_client = api_client
 
+    @validate_arguments
+    def fake_any_type_request_body(self, body : Optional[Dict[str, Any]] = None, **kwargs) -> None:  # noqa: E501
+        """test any type request body  # noqa: E501
+
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.fake_any_type_request_body(body, async_req=True)
+        >>> result = thread.get()
+
+        :param body:
+        :type body: object
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _preload_content: if False, the urllib3.HTTPResponse object will
+                                 be returned without reading/decoding response
+                                 data. Default is True.
+        :type _preload_content: bool, optional
+        :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
+                                 (connection, read) timeouts.
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: None
+        """
+        kwargs['_return_http_data_only'] = True
+        return self.fake_any_type_request_body_with_http_info(body, **kwargs)  # noqa: E501
+
+    @validate_arguments
+    def fake_any_type_request_body_with_http_info(self, body : Optional[Dict[str, Any]] = None, **kwargs):  # noqa: E501
+        """test any type request body  # noqa: E501
+
+        This method makes a synchronous HTTP request by default. To make an
+        asynchronous HTTP request, please pass async_req=True
+
+        >>> thread = api.fake_any_type_request_body_with_http_info(body, async_req=True)
+        >>> result = thread.get()
+
+        :param body:
+        :type body: object
+        :param async_req: Whether to execute the request asynchronously.
+        :type async_req: bool, optional
+        :param _return_http_data_only: response data without head status code
+                                       and headers
+        :type _return_http_data_only: bool, optional
+        :param _preload_content: if False, the urllib3.HTTPResponse object will
+                                 be returned without reading/decoding response
+                                 data. Default is True.
+        :type _preload_content: bool, optional
+        :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
+                                 (connection, read) timeouts.
+        :param _request_auth: set to override the auth_settings for an a single
+                              request; this effectively ignores the authentication
+                              in the spec for a single request.
+        :type _request_auth: dict, optional
+        :type _content_type: string, optional: force content-type for the request
+        :return: Returns the result object.
+                 If the method is called asynchronously,
+                 returns the request thread.
+        :rtype: None
+        """
+
+        _params = locals()
+
+        _all_params = [
+            'body'
+        ]
+        _all_params.extend(
+            [
+                'async_req',
+                '_return_http_data_only',
+                '_preload_content',
+                '_request_timeout',
+                '_request_auth',
+                '_content_type',
+                '_headers'
+            ]
+        )
+
+        # validate the arguments
+        for _key, _val in _params['kwargs'].items():
+            if _key not in _all_params:
+                raise ApiTypeError(
+                    "Got an unexpected keyword argument '%s'"
+                    " to method fake_any_type_request_body" % _key
+                )
+            _params[_key] = _val
+        del _params['kwargs']
+
+        _collection_formats = {}
+
+        # process the path parameters
+        _path_params = {}
+
+        # process the query parameters
+        _query_params = []
+        # process the header parameters
+        _header_params = dict(_params.get('_headers', {}))
+        # process the form parameters
+        _form_params = []
+        _files = {}
+        # process the body parameter
+        _body_params = None
+        if _params['body']:
+            _body_params = _params['body']
+
+        # set the HTTP header `Content-Type`
+        _content_types_list = _params.get('_content_type',
+            self.api_client.select_header_content_type(
+                ['application/json']))
+        if _content_types_list:
+                _header_params['Content-Type'] = _content_types_list
+
+        # authentication setting
+        _auth_settings = []  # noqa: E501
+
+        _response_types_map = {}
+
+        return self.api_client.call_api(
+            '/fake/any_type_body', 'POST',
+            _path_params,
+            _query_params,
+            _header_params,
+            body=_body_params,
+            post_params=_form_params,
+            files=_files,
+            response_types_map=_response_types_map,
+            auth_settings=_auth_settings,
+            async_req=_params.get('async_req'),
+            _return_http_data_only=_params.get('_return_http_data_only'),  # noqa: E501
+            _preload_content=_params.get('_preload_content', True),
+            _request_timeout=_params.get('_request_timeout'),
+            collection_formats=_collection_formats,
+            _request_auth=_params.get('_request_auth'))
+
     @validate_arguments
     def fake_health_get(self, **kwargs) -> HealthCheckResult:  # noqa: E501
         """Health check endpoint  # noqa: E501