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from __future__ import annotations
import json
import warnings
from typing import TYPE_CHECKING, Any, Callable, Type, TypeVar, Union
from typing_extensions import deprecated
from ..json_schema import DEFAULT_REF_TEMPLATE, GenerateJsonSchema
from ..type_adapter import TypeAdapter
from ..warnings import PydanticDeprecatedSince20
if not TYPE_CHECKING:
# See PyCharm issues https://youtrack.jetbrains.com/issue/PY-21915
# and https://youtrack.jetbrains.com/issue/PY-51428
DeprecationWarning = PydanticDeprecatedSince20
__all__ = 'parse_obj_as', 'schema_of', 'schema_json_of'
NameFactory = Union[str, Callable[[Type[Any]], str]]
T = TypeVar('T')
@deprecated(
'`parse_obj_as` is deprecated. Use `pydantic.TypeAdapter.validate_python` instead.',
category=None,
)
def parse_obj_as(type_: type[T], obj: Any, type_name: NameFactory | None = None) -> T:
warnings.warn(
'`parse_obj_as` is deprecated. Use `pydantic.TypeAdapter.validate_python` instead.',
category=PydanticDeprecatedSince20,
stacklevel=2,
)
if type_name is not None: # pragma: no cover
warnings.warn(
'The type_name parameter is deprecated. parse_obj_as no longer creates temporary models',
DeprecationWarning,
stacklevel=2,
)
return TypeAdapter(type_).validate_python(obj)
@deprecated(
'`schema_of` is deprecated. Use `pydantic.TypeAdapter.json_schema` instead.',
category=None,
)
def schema_of(
type_: Any,
*,
title: NameFactory | None = None,
by_alias: bool = True,
ref_template: str = DEFAULT_REF_TEMPLATE,
schema_generator: type[GenerateJsonSchema] = GenerateJsonSchema,
) -> dict[str, Any]:
"""Generate a JSON schema (as dict) for the passed model or dynamically generated one."""
warnings.warn(
'`schema_of` is deprecated. Use `pydantic.TypeAdapter.json_schema` instead.',
category=PydanticDeprecatedSince20,
stacklevel=2,
)
res = TypeAdapter(type_).json_schema(
by_alias=by_alias,
schema_generator=schema_generator,
ref_template=ref_template,
)
if title is not None:
if isinstance(title, str):
res['title'] = title
else:
warnings.warn(
'Passing a callable for the `title` parameter is deprecated and no longer supported',
DeprecationWarning,
stacklevel=2,
)
res['title'] = title(type_)
return res
@deprecated(
'`schema_json_of` is deprecated. Use `pydantic.TypeAdapter.json_schema` instead.',
category=None,
)
def schema_json_of(
type_: Any,
*,
title: NameFactory | None = None,
by_alias: bool = True,
ref_template: str = DEFAULT_REF_TEMPLATE,
schema_generator: type[GenerateJsonSchema] = GenerateJsonSchema,
**dumps_kwargs: Any,
) -> str:
"""Generate a JSON schema (as JSON) for the passed model or dynamically generated one."""
warnings.warn(
'`schema_json_of` is deprecated. Use `pydantic.TypeAdapter.json_schema` instead.',
category=PydanticDeprecatedSince20,
stacklevel=2,
)
return json.dumps(
schema_of(type_, title=title, by_alias=by_alias, ref_template=ref_template, schema_generator=schema_generator),
**dumps_kwargs,
)
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