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Use Pydantic for json serialization in .to_json method (#23210)

Browse Source 
* [Python] Use pydantic_core.to_jsonable_python to convert non-standard data types

* [Python] Add test for UUID serialization

* update python samples

---------

Co-authored-by: Espen Haugsdal <espen.haugsdal@gmail.com>
This commit is contained in:
William Cheng
2026-03-12 09:15:50 +08:00
committed by GitHub
parent 8ef4a480cb
commit 4603cc90bf
397 changed files with 819 additions and 782 deletions
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4
samples/client/echo_api/python/openapi_client/models/bird.py
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@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class Bird(BaseModel):
"""
@@ -45,8 +46,7 @@ class Bird(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/category.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictInt, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class Category(BaseModel):
"""
@@ -45,8 +46,7 @@ class Category(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/data_query.py
View File

@@ -24,6 +24,7 @@ from typing import Any, ClassVar, Dict, List, Optional
from openapi_client.models.query import Query
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class DataQuery(Query):
"""
@@ -48,8 +49,7 @@ class DataQuery(Query):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/default_value.py
View File

@@ -23,6 +23,7 @@ from typing import Any, ClassVar, Dict, List, Optional
from openapi_client.models.string_enum_ref import StringEnumRef
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class DefaultValue(BaseModel):
"""
@@ -63,8 +64,7 @@ class DefaultValue(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/number_properties_only.py
View File

@@ -23,6 +23,7 @@ from typing import Any, ClassVar, Dict, List, Optional, Union
from typing_extensions import Annotated
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class NumberPropertiesOnly(BaseModel):
"""
@@ -47,8 +48,7 @@ class NumberPropertiesOnly(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/pet.py
View File

@@ -24,6 +24,7 @@ from openapi_client.models.category import Category
from openapi_client.models.tag import Tag
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class Pet(BaseModel):
"""
@@ -61,8 +62,7 @@ class Pet(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/query.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, Field, StrictInt, StrictStr, field_v
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class Query(BaseModel):
"""
@@ -56,8 +57,7 @@ class Query(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/tag.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictInt, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class Tag(BaseModel):
"""
@@ -45,8 +46,7 @@ class Tag(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/test_form_object_multipart_request_marker.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class TestFormObjectMultipartRequestMarker(BaseModel):
"""
@@ -44,8 +45,7 @@ class TestFormObjectMultipartRequestMarker(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/test_query_style_deep_object_explode_true_object_all_of_query_object_parameter.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictInt, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter(BaseModel):
"""
@@ -47,8 +48,7 @@ class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter(BaseMod
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]:

4
samples/client/echo_api/python/openapi_client/models/test_query_style_form_explode_true_array_string_query_object_parameter.py
View File

@@ -22,6 +22,7 @@ from pydantic import BaseModel, ConfigDict, StrictStr
from typing import Any, ClassVar, Dict, List, Optional
from typing import Optional, Set
from typing_extensions import Self
from pydantic_core import to_jsonable_python
class TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter(BaseModel):
"""
@@ -44,8 +45,7 @@ class TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter(BaseModel):
def to_json(self) -> str:
"""Returns the JSON representation of the model using alias"""
# TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
return json.dumps(self.to_dict())
return json.dumps(to_jsonable_python(self.to_dict()))
@classmethod
def from_json(cls, json_str: str) -> Optional[Self]: