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core[patch]: support Field deprecation (#25004)

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Bagatur 2024-08-07 13:57:55 -07:00 committed by GitHub
parent 803eba3163
commit df99b832a7
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3 changed files with 40 additions and 5 deletions
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20
libs/core/langchain_core/_api/deprecation.py
View File

@ -133,6 +133,7 @@ def deprecated(
_package: str = package, _package: str = package,
) -> T: ) -> T:
"""Implementation of the decorator returned by `deprecated`.""" """Implementation of the decorator returned by `deprecated`."""
from pydantic.v1.fields import FieldInfo # pydantic: ignore
def emit_warning() -> None: def emit_warning() -> None:
"""Emit the warning.""" """Emit the warning."""
@ -207,6 +208,25 @@ def deprecated(
) )
return cast(T, obj) return cast(T, obj)
elif isinstance(obj, FieldInfo):
from langchain_core.pydantic_v1 import Field
wrapped = None
if not _obj_type:
_obj_type = "attribute"
if not _name:
raise ValueError()
old_doc = obj.description
def finalize(wrapper: Callable[..., Any], new_doc: str) -> T:
return Field(
default=obj.default,
default_factory=obj.default_factory,
description=new_doc,
alias=obj.alias,
exclude=obj.exclude,
)
elif isinstance(obj, property): elif isinstance(obj, property):
if not _obj_type: if not _obj_type:
_obj_type = "attribute" _obj_type = "attribute"

13
libs/core/langchain_core/language_models/chat_models.py
View File

@ -208,11 +208,18 @@ class BaseChatModel(BaseLanguageModel[BaseMessage], ABC):
""" # noqa: E501 """ # noqa: E501
callback_manager: Optional[BaseCallbackManager] = Field(default=None, exclude=True) callback_manager: Optional[BaseCallbackManager] = deprecated(
"""[DEPRECATED] Callback manager to add to the run trace.""" name="callback_manager", since="0.1.7", removal="0.3.0", alternative="callbacks"
)(
Field(
default=None,
exclude=True,
description="Callback manager to add to the run trace.",
)
)
rate_limiter: Optional[BaseRateLimiter] = Field(default=None, exclude=True) rate_limiter: Optional[BaseRateLimiter] = Field(default=None, exclude=True)
"""An optional rate limiter to use for limiting the number of requests.""" "An optional rate limiter to use for limiting the number of requests."
disable_streaming: Union[bool, Literal["tool_calling"]] = False disable_streaming: Union[bool, Literal["tool_calling"]] = False
"""Whether to disable streaming for this model. """Whether to disable streaming for this model.

12
libs/core/langchain_core/tools.py
View File

@ -330,8 +330,16 @@ class ChildTool(BaseTool):
callbacks: Callbacks = Field(default=None, exclude=True) callbacks: Callbacks = Field(default=None, exclude=True)
"""Callbacks to be called during tool execution.""" """Callbacks to be called during tool execution."""
callback_manager: Optional[BaseCallbackManager] = Field(default=None, exclude=True)
"""Deprecated. Please use callbacks instead.""" callback_manager: Optional[BaseCallbackManager] = deprecated(
name="callback_manager", since="0.1.7", removal="0.3.0", alternative="callbacks"
)(
Field(
default=None,
exclude=True,
description="Callback manager to add to the run trace.",
)
)
tags: Optional[List[str]] = None tags: Optional[List[str]] = None
"""Optional list of tags associated with the tool. Defaults to None. """Optional list of tags associated with the tool. Defaults to None.
These tags will be associated with each call to this tool, These tags will be associated with each call to this tool,