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between retries stop_after_attempt – The maximum number of attempts to make before giving up Returns A new Runnable that retries the original runnable on exceptions. with_types(*, input_type: Optional[Type[Input]] = None, output_type: Optional[Type[Output]] = None) → Runnable[Input, Output]¶ Bind input and output types...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.Orca.html
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langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI¶ class langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI[source]¶ Bases: ChatOpenAI PromptLayer and OpenAI Chat large language models API. To use, you should have the openai and promptlayer python package installed, and the environment variable...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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param max_tokens: Optional[int] = None¶ Maximum number of tokens to generate. param metadata: Optional[Dict[str, Any]] = None¶ Metadata to add to the run trace. param model_kwargs: Dict[str, Any] [Optional]¶ Holds any model parameters valid for create call not explicitly specified. param model_name: str = 'gpt-3.5-turb...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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The model name to pass to tiktoken when using this class. Tiktoken is used to count the number of tokens in documents to constrain them to be under a certain limit. By default, when set to None, this will be the same as the embedding model name. However, there are some cases where you may want to use this Embedding cla...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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e.g., if the underlying runnable uses an API which supports a batch mode. async agenerate(messages: List[List[BaseMessage]], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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async ainvoke(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → BaseMessage¶ Default implementation of ainvoke, calls invoke from a thread. The default implementation allows usage of async code even if the runnable did not i...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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to the model provider API call. Returns Top model prediction as a message. async astream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → AsyncIterator[BaseMessageChunk]¶ Default implementation of astream, which calls ainvo...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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input is still being generated. batch(inputs: List[Input], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Optional[Any]) → List[Output]¶ Default implementation runs invoke in parallel using a thread pool executor. The default implementation of batch w...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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The type of config this runnable accepts specified as a pydantic model. To mark a field as configurable, see the configurable_fields and configurable_alternatives methods. Parameters include – A list of fields to include in the config schema. Returns A pydantic model that can be used to validate config. configurable_al...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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Returns new model instance dict(**kwargs: Any) → Dict¶ Return a dictionary of the LLM. classmethod from_orm(obj: Any) → Model¶ generate(messages: List[List[BaseMessage]], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = N...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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to the model provider API call. Returns An LLMResult, which contains a list of candidate Generations for each inputprompt and additional model provider-specific output. get_input_schema(config: Optional[RunnableConfig] = None) → Type[BaseModel]¶ Get a pydantic model that can be used to validate input to the runnable. R...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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Runnables that leverage the configurable_fields and configurable_alternatives methods will have a dynamic output schema that depends on which configuration the runnable is invoked with. This method allows to get an output schema for a specific configuration. Parameters config – A config to use when generating the schem...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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Generate a JSON representation of the model, include and exclude arguments as per dict(). encoder is an optional function to supply as default to json.dumps(), other arguments as per json.dumps(). classmethod lc_id() → List[str]¶ A unique identifier for this class for serialization purposes. The unique identifier is a ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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Pass a message sequence to the model and return a message prediction. Use this method when passing in chat messages. If you want to pass in raw text,use predict. Parameters messages – A sequence of chat messages corresponding to a single model input. stop – Stop words to use when generating. Model output is cut off at ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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classmethod validate(value: Any) → Model¶ with_config(config: Optional[RunnableConfig] = None, **kwargs: Any) → Runnable[Input, Output]¶ Bind config to a Runnable, returning a new Runnable. with_fallbacks(fallbacks: Sequence[Runnable[Input, Output]], *, exceptions_to_handle: Tuple[Type[BaseException], ...] = (<class 'E...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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Create a new Runnable that retries the original runnable on exceptions. Parameters retry_if_exception_type – A tuple of exception types to retry on wait_exponential_jitter – Whether to add jitter to the wait time between retries stop_after_attempt – The maximum number of attempts to make before giving up Returns A new ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.promptlayer_openai.PromptLayerChatOpenAI.html
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langchain.chat_models.fireworks.conditional_decorator¶ langchain.chat_models.fireworks.conditional_decorator(condition: bool, decorator: Callable[[Any], Any]) → Callable[[Any], Any][source]¶
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.fireworks.conditional_decorator.html
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langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint¶ class langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint[source]¶ Bases: BaseChatModel Eas LLM Service chat model API. To use, must have a deployed eas chat llm service on AliCloud. One can set the environment variable eas_service_url and eas_service_tok...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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param tags: Optional[List[str]] = None¶ Tags to add to the run trace. param temperature: Optional[float] = 0.8¶ param timeout: Optional[int] = 5000¶ param top_k: Optional[int] = 10¶ param top_p: Optional[float] = 0.1¶ param use_cache: Optional[bool] = True¶ param verbose: bool [Optional]¶ Whether to print out response ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Top Level call async agenerate_prompt(prompts: List[PromptValue], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, **kwargs: Any) → LLMResult¶ Asynchronously pass a sequence of prompts and return model generations. This method should make use of batche...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Subclasses should override this method if they can run asynchronously. async apredict(text: str, *, stop: Optional[Sequence[str]] = None, **kwargs: Any) → str¶ Asynchronously pass a string to the model and return a string prediction. Use this method when calling pure text generation models and only the topcandidate gen...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Subclasses should override this method if they support streaming output. async astream_log(input: Any, config: Optional[RunnableConfig] = None, *, diff: bool = True, include_names: Optional[Sequence[str]] = None, include_types: Optional[Sequence[str]] = None, include_tags: Optional[Sequence[str]] = None, exclude_names:...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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e.g., if the underlying runnable uses an API which supports a batch mode. bind(**kwargs: Any) → Runnable[Input, Output]¶ Bind arguments to a Runnable, returning a new Runnable. call_as_llm(message: str, stop: Optional[List[str]] = None, **kwargs: Any) → str¶ config_schema(*, include: Optional[Sequence[str]] = None) → T...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Duplicate a model, optionally choose which fields to include, exclude and change. Parameters include – fields to include in new model exclude – fields to exclude from new model, as with values this takes precedence over include update – values to change/add in the new model. Note: the data is not validated before creat...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Parameters prompts – List of PromptValues. A PromptValue is an object that can be converted to match the format of any language model (string for pure text generation models and BaseMessages for chat models). stop – Stop words to use when generating. Model output is cut off at the first occurrence of any of these subst...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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get_num_tokens_from_messages(messages: List[BaseMessage]) → int¶ Get the number of tokens in the messages. Useful for checking if an input will fit in a model’s context window. Parameters messages – The message inputs to tokenize. Returns The sum of the number of tokens across the messages. get_output_schema(config: Op...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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classmethod is_lc_serializable() → bool¶ Is this class serializable? json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, exclude_defa...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Pass a single string input to the model and return a string prediction. Use this method when passing in raw text. If you want to pass in specifictypes of chat messages, use predict_messages. Parameters text – String input to pass to the model. stop – Stop words to use when generating. Model output is cut off at the fir...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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Subclasses should override this method if they support streaming output. to_json() → Union[SerializedConstructor, SerializedNotImplemented]¶ to_json_not_implemented() → SerializedNotImplemented¶ transform(input: Iterator[Input], config: Optional[RunnableConfig] = None, **kwargs: Optional[Any]) → Iterator[Output]¶ Defau...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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on_end: Called after the runnable finishes running, with the Run object. on_error: Called if the runnable throws an error, with the Run object. The Run object contains information about the run, including its id, type, input, output, error, start_time, end_time, and any tags or metadata added to the run. with_retry(*, ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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property lc_secrets: Dict[str, str]¶ A map of constructor argument names to secret ids. For example,{“openai_api_key”: “OPENAI_API_KEY”} property output_schema: Type[pydantic.main.BaseModel]¶ The type of output this runnable produces specified as a pydantic model.
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.pai_eas_endpoint.PaiEasChatEndpoint.html
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langchain.chat_models.litellm.ChatLiteLLM¶ class langchain.chat_models.litellm.ChatLiteLLM[source]¶ Bases: BaseChatModel A chat model that uses the LiteLLM API. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a valid model...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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param organization: Optional[str] = None¶ param replicate_api_key: Optional[str] = None¶ param request_timeout: Optional[Union[float, Tuple[float, float]]] = None¶ param streaming: bool = False¶ param tags: Optional[List[str]] = None¶ Tags to add to the run trace. param temperature: Optional[float] = 1¶ param top_k: Op...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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e.g., if the underlying runnable uses an API which supports a batch mode. async agenerate(messages: List[List[BaseMessage]], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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async ainvoke(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → BaseMessage¶ Default implementation of ainvoke, calls invoke from a thread. The default implementation allows usage of async code even if the runnable did not i...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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to the model provider API call. Returns Top model prediction as a message. async astream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → AsyncIterator[BaseMessageChunk]¶ Default implementation of astream, which calls ainvo...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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input is still being generated. batch(inputs: List[Input], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Optional[Any]) → List[Output]¶ Default implementation runs invoke in parallel using a thread pool executor. The default implementation of batch w...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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Creates a new model setting __dict__ and __fields_set__ from trusted or pre-validated data. Default values are respected, but no other validation is performed. Behaves as if Config.extra = ‘allow’ was set since it adds all passed values copy(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclu...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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Pass a sequence of prompts to the model and return model generations. This method should make use of batched calls for models that expose a batched API. Use this method when you want to: take advantage of batched calls, need more output from the model than just the top generated value, are building chains that are agno...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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For example, if the class is langchain.llms.openai.OpenAI, then the namespace is [“langchain”, “llms”, “openai”] get_num_tokens(text: str) → int¶ Get the number of tokens present in the text. Useful for checking if an input will fit in a model’s context window. Parameters text – The string input to tokenize. Returns Th...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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Transform a single input into an output. Override to implement. Parameters input – The input to the runnable. config – A config to use when invoking the runnable. The config supports standard keys like ‘tags’, ‘metadata’ for tracing purposes, ‘max_concurrency’ for controlling how much work to do in parallel, and other ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ predict(text: str, *, stop: Optional[Sequence[str]] = None, **kwargs: Any) → str¶ Pass a single string input to t...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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stream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → Iterator[BaseMessageChunk]¶ Default implementation of stream, which calls invoke. Subclasses should override this method if they support streaming output. to_json() → ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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fallback in order, upon failures. with_listeners(*, on_start: Optional[Listener] = None, on_end: Optional[Listener] = None, on_error: Optional[Listener] = None) → Runnable[Input, Output]¶ Bind lifecycle listeners to a Runnable, returning a new Runnable. on_start: Called before the runnable starts running, with the Run ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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List configurable fields for this runnable. property input_schema: Type[pydantic.main.BaseModel]¶ The type of input this runnable accepts specified as a pydantic model. property lc_attributes: Dict¶ List of attribute names that should be included in the serialized kwargs. These attributes must be accepted by the constr...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway¶ class langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway[source]¶ Bases: BaseChatModel MLflow AI Gateway chat models API. To use, you should have the mlflow[gateway] python package installed. For more information, see https://mlflow.org/docs/latest/g...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Call self as a function. async abatch(inputs: List[Input], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Optional[Any]) → List[Output]¶ Default implementation runs ainvoke in parallel using asyncio.gather. The default implementation of batch works we...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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stop – Stop words to use when generating. Model output is cut off at the first occurrence of any of these substrings. callbacks – Callbacks to pass through. Used for executing additional functionality, such as logging or streaming, throughout generation. **kwargs – Arbitrary additional keyword arguments. These are usua...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Use this method when calling chat models and only the topcandidate generation is needed. Parameters messages – A sequence of chat messages corresponding to a single model input. stop – Stop words to use when generating. Model output is cut off at the first occurrence of any of these substrings. **kwargs – Arbitrary add...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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The jsonpatch ops can be applied in order to construct state. async atransform(input: AsyncIterator[Input], config: Optional[RunnableConfig] = None, **kwargs: Optional[Any]) → AsyncIterator[Output]¶ Default implementation of atransform, which buffers input and calls astream. Subclasses should override this method if th...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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configurable_fields(**kwargs: Union[ConfigurableField, ConfigurableFieldSingleOption, ConfigurableFieldMultiOption]) → RunnableSerializable[Input, Output]¶ classmethod construct(_fields_set: Optional[SetStr] = None, **values: Any) → Model¶ Creates a new model setting __dict__ and __fields_set__ from trusted or pre-vali...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Top Level call generate_prompt(prompts: List[PromptValue], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, **kwargs: Any) → LLMResult¶ Pass a sequence of prompts to the model and return model generations. This method should make use of batched calls f...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Parameters config – A config to use when generating the schema. Returns A pydantic model that can be used to validate input. classmethod get_lc_namespace() → List[str]¶ Get the namespace of the langchain object. For example, if the class is langchain.llms.openai.OpenAI, then the namespace is [“langchain”, “llms”, “open...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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invoke(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → BaseMessage¶ Transform a single input into an output. Override to implement. Parameters input – The input to the runnable. config – A config to use when invoking the r...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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by calling invoke() with each input. classmethod parse_file(path: Union[str, Path], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = No...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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to the model provider API call. Returns Top model prediction as a message. classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmethod schema_json(*, by_alias: bool = True, ref_template: unicode = '#/definitions/{model}', **dumps_kwargs: Any) → unicode¶ stream(in...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Add fallbacks to a runnable, returning a new Runnable. Parameters fallbacks – A sequence of runnables to try if the original runnable fails. exceptions_to_handle – A tuple of exception types to handle. Returns A new Runnable that will try the original runnable, and then each fallback in order, upon failures. with_liste...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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Bind input and output types to a Runnable, returning a new Runnable. property InputType: TypeAlias¶ Get the input type for this runnable. property OutputType: Any¶ Get the output type for this runnable. property config_specs: List[langchain.schema.runnable.utils.ConfigurableFieldSpec]¶ List configurable fields for this...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.mlflow_ai_gateway.ChatMLflowAIGateway.html
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langchain.chat_models.openai.acompletion_with_retry¶ async langchain.chat_models.openai.acompletion_with_retry(llm: ChatOpenAI, run_manager: Optional[AsyncCallbackManagerForLLMRun] = None, **kwargs: Any) → Any[source]¶ Use tenacity to retry the async completion call.
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.openai.acompletion_with_retry.html
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langchain.chat_models.jinachat.acompletion_with_retry¶ async langchain.chat_models.jinachat.acompletion_with_retry(llm: JinaChat, **kwargs: Any) → Any[source]¶ Use tenacity to retry the async completion call.
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.acompletion_with_retry.html
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langchain.chat_models.tongyi.convert_dict_to_message¶ langchain.chat_models.tongyi.convert_dict_to_message(_dict: Mapping[str, Any]) → BaseMessage[source]¶
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.tongyi.convert_dict_to_message.html
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langchain.chat_models.litellm.ChatLiteLLMException¶ class langchain.chat_models.litellm.ChatLiteLLMException[source]¶ Error with the LiteLLM I/O library
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLMException.html
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langchain.chat_models.base.SimpleChatModel¶ class langchain.chat_models.base.SimpleChatModel[source]¶ Bases: BaseChatModel Simple Chat Model. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a valid model. param cache: Opti...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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e.g., if the underlying runnable uses an API which supports a batch mode. async agenerate(messages: List[List[BaseMessage]], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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async ainvoke(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → BaseMessage¶ Default implementation of ainvoke, calls invoke from a thread. The default implementation allows usage of async code even if the runnable did not i...
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to the model provider API call. Returns Top model prediction as a message. async astream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → AsyncIterator[BaseMessageChunk]¶ Default implementation of astream, which calls ainvo...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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input is still being generated. batch(inputs: List[Input], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Optional[Any]) → List[Output]¶ Default implementation runs invoke in parallel using a thread pool executor. The default implementation of batch w...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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Default values are respected, but no other validation is performed. Behaves as if Config.extra = ‘allow’ was set since it adds all passed values copy(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, update: Optional[DictStrAny...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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API. Use this method when you want to: take advantage of batched calls, need more output from the model than just the top generated value, are building chains that are agnostic to the underlying language modeltype (e.g., pure text completion models vs chat models). Parameters prompts – List of PromptValues. A PromptVal...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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get_num_tokens(text: str) → int¶ Get the number of tokens present in the text. Useful for checking if an input will fit in a model’s context window. Parameters text – The string input to tokenize. Returns The integer number of tokens in the text. get_num_tokens_from_messages(messages: List[BaseMessage]) → int¶ Get the ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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config – A config to use when invoking the runnable. The config supports standard keys like ‘tags’, ‘metadata’ for tracing purposes, ‘max_concurrency’ for controlling how much work to do in parallel, and other keys. Please refer to the RunnableConfig for more details. Returns The output of the runnable. classmethod is_...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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classmethod parse_obj(obj: Any) → Model¶ classmethod parse_raw(b: Union[str, bytes], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool = False) → Model¶ predict(text: str, *, stop: Optional[Sequence[str]] = None, **kwargs: Any) → str¶ Pass a single string input to t...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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stream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → Iterator[BaseMessageChunk]¶ Default implementation of stream, which calls invoke. Subclasses should override this method if they support streaming output. to_json() → ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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fallback in order, upon failures. with_listeners(*, on_start: Optional[Listener] = None, on_end: Optional[Listener] = None, on_error: Optional[Listener] = None) → Runnable[Input, Output]¶ Bind lifecycle listeners to a Runnable, returning a new Runnable. on_start: Called before the runnable starts running, with the Run ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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List configurable fields for this runnable. property input_schema: Type[pydantic.main.BaseModel]¶ The type of input this runnable accepts specified as a pydantic model. property lc_attributes: Dict¶ List of attribute names that should be included in the serialized kwargs. These attributes must be accepted by the constr...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.base.SimpleChatModel.html
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langchain.chat_models.google_palm.chat_with_retry¶ langchain.chat_models.google_palm.chat_with_retry(llm: ChatGooglePalm, **kwargs: Any) → Any[source]¶ Use tenacity to retry the completion call.
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.google_palm.chat_with_retry.html
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langchain_experimental.chat_models.llm_wrapper.ChatWrapper¶ class langchain_experimental.chat_models.llm_wrapper.ChatWrapper[source]¶ Bases: BaseChatModel Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to form a valid model. para...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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param usr_n_end: str [Required]¶ param verbose: bool [Optional]¶ Whether to print out response text. __call__(messages: List[BaseMessage], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, **kwargs: Any) → BaseMessage¶ Call self as a function. async aba...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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need more output from the model than just the top generated value, are building chains that are agnostic to the underlying language modeltype (e.g., pure text completion models vs chat models). Parameters prompts – List of PromptValues. A PromptValue is an object that can be converted to match the format of any languag...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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**kwargs – Arbitrary additional keyword arguments. These are usually passed to the model provider API call. Returns Top model prediction as a string. async apredict_messages(messages: List[BaseMessage], *, stop: Optional[Sequence[str]] = None, **kwargs: Any) → BaseMessage¶ Asynchronously pass messages to the model and ...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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This includes all inner runs of LLMs, Retrievers, Tools, etc. Output is streamed as Log objects, which include a list of jsonpatch ops that describe how the state of the run has changed in each step, and the final state of the run. The jsonpatch ops can be applied in order to construct state. async atransform(input: As...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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Returns A pydantic model that can be used to validate config. configurable_alternatives(which: ConfigurableField, default_key: str = 'default', **kwargs: Union[Runnable[Input, Output], Callable[[], Runnable[Input, Output]]]) → RunnableSerializable[Input, Output]¶ configurable_fields(**kwargs: Union[ConfigurableField, C...
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classmethod from_orm(obj: Any) → Model¶ generate(messages: List[List[BaseMessage]], stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, run_name: Optional[str] = None, **kwarg...
lang/api.python.langchain.com/en/latest/chat_models/langchain_experimental.chat_models.llm_wrapper.ChatWrapper.html
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Get a pydantic model that can be used to validate input to the runnable. Runnables that leverage the configurable_fields and configurable_alternatives methods will have a dynamic input schema that depends on which configuration the runnable is invoked with. This method allows to get an input schema for a specific confi...
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Returns A pydantic model that can be used to validate output. get_token_ids(text: str) → List[int]¶ Return the ordered ids of the tokens in a text. Parameters text – The string input to tokenize. Returns A list of ids corresponding to the tokens in the text, in order they occurin the text. invoke(input: Union[PromptVal...
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classmethod lc_id() → List[str]¶ A unique identifier for this class for serialization purposes. The unique identifier is a list of strings that describes the path to the object. map() → Runnable[List[Input], List[Output]]¶ Return a new Runnable that maps a list of inputs to a list of outputs, by calling invoke() with e...
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Parameters messages – A sequence of chat messages corresponding to a single model input. stop – Stop words to use when generating. Model output is cut off at the first occurrence of any of these substrings. **kwargs – Arbitrary additional keyword arguments. These are usually passed to the model provider API call. Retur...
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Bind config to a Runnable, returning a new Runnable. with_fallbacks(fallbacks: Sequence[Runnable[Input, Output]], *, exceptions_to_handle: Tuple[Type[BaseException], ...] = (<class 'Exception'>,)) → RunnableWithFallbacksT[Input, Output]¶ Add fallbacks to a runnable, returning a new Runnable. Parameters fallbacks – A se...
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between retries stop_after_attempt – The maximum number of attempts to make before giving up Returns A new Runnable that retries the original runnable on exceptions. with_types(*, input_type: Optional[Type[Input]] = None, output_type: Optional[Type[Output]] = None) → Runnable[Input, Output]¶ Bind input and output types...
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langchain.chat_models.javelin_ai_gateway.ChatParams¶ class langchain.chat_models.javelin_ai_gateway.ChatParams[source]¶ Bases: BaseModel Parameters for the Javelin AI Gateway LLM. Create a new model by parsing and validating input data from keyword arguments. Raises ValidationError if the input data cannot be parsed to...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.javelin_ai_gateway.ChatParams.html
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deep – set to True to make a deep copy of the model Returns new model instance dict(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclude_unset: bool = False, ex...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.javelin_ai_gateway.ChatParams.html
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classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmethod schema_json(*, by_alias: bool = True, ref_template: unicode = '#/definitions/{model}', **dumps_kwargs: Any) → unicode¶ classmethod update_forward_refs(**localns: Any) → None¶ Try to update ForwardRefs on...
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langchain.chat_models.tongyi.convert_message_to_dict¶ langchain.chat_models.tongyi.convert_message_to_dict(message: BaseMessage) → dict[source]¶ Examples using convert_message_to_dict¶ Twitter (via Apify)
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langchain.chat_models.jinachat.JinaChat¶ class langchain.chat_models.jinachat.JinaChat[source]¶ Bases: BaseChatModel Jina AI Chat models API. To use, you should have the openai python package installed, and the environment variable JINACHAT_API_KEY set to your API key, which you can generate at https://chat.jina.ai/api...
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param streaming: bool = False¶ Whether to stream the results or not. param tags: Optional[List[str]] = None¶ Tags to add to the run trace. param temperature: float = 0.7¶ What sampling temperature to use. param verbose: bool [Optional]¶ Whether to print out response text. __call__(messages: List[BaseMessage], stop: Opt...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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This method should make use of batched calls for models that expose a batched API. Use this method when you want to: take advantage of batched calls, need more output from the model than just the top generated value, are building chains that are agnostic to the underlying language modeltype (e.g., pure text completion ...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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Parameters text – String input to pass to the model. stop – Stop words to use when generating. Model output is cut off at the first occurrence of any of these substrings. **kwargs – Arbitrary additional keyword arguments. These are usually passed to the model provider API call. Returns Top model prediction as a string....
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Subclasses should override this method if they support streaming output. async astream_log(input: Any, config: Optional[RunnableConfig] = None, *, diff: bool = True, include_names: Optional[Sequence[str]] = None, include_types: Optional[Sequence[str]] = None, include_tags: Optional[Sequence[str]] = None, exclude_names:...
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e.g., if the underlying runnable uses an API which supports a batch mode. bind(**kwargs: Any) → Runnable[Input, Output]¶ Bind arguments to a Runnable, returning a new Runnable. call_as_llm(message: str, stop: Optional[List[str]] = None, **kwargs: Any) → str¶ completion_with_retry(**kwargs: Any) → Any[source]¶ Use tenac...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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Behaves as if Config.extra = ‘allow’ was set since it adds all passed values copy(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, update: Optional[DictStrAny] = None, deep: bool = False) → Model¶ Duplicate a model, optionally...
lang/api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html