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static get_user_agent() → str[source]¶ 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_defaults: bool = False, exclude_no...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.edenai.EdenAiEmbeddings.html
a6e46e977a66-0
langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings¶ class langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings[source]¶ Bases: SelfHostedHuggingFaceEmbeddings HuggingFace InstructEmbedding models on self-hosted remote hardware. Supported hardware inclu...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-1
Metadata to add to the run trace. param model_id: str = 'hkunlp/instructor-large'¶ Model name to use. param model_load_fn: Callable = <function load_embedding_model>¶ Function to load the model remotely on the server. param model_reqs: List[str] = ['./', 'InstructorEmbedding', 'torch']¶ Requirements to install on hardw...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-2
Asynchronous Embed query text. async agenerate(prompts: List[str], stop: Optional[List[str]] = None, callbacks: Union[List[BaseCallbackHandler], BaseCallbackManager, None, List[Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]]]] = None, *, tags: Optional[Union[List[str], List[List[str]]]] = None, metadata...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
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functionality, such as logging or streaming, throughout generation. **kwargs – Arbitrary additional keyword arguments. These are usually passed 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. async a...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.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[str]¶ Default implementation of astream, which calls ainvoke. Subclasse...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
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input is still being generated. batch(inputs: List[Union[PromptValue, str, List[BaseMessage]]], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Any) → List[str]¶ Default implementation of batch, which calls invoke N times. Subclasses should override th...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
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Compute doc embeddings using a HuggingFace instruct model. Parameters texts – The list of texts to embed. Returns List of embeddings, one for each text. embed_query(text: str) → List[float][source]¶ Compute query embeddings using a HuggingFace instruct model. Parameters text – The text to embed. Returns Embeddings for ...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-8
Returns The sum of the number of tokens across the messages. 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[PromptValu...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-9
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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-10
save(file_path: Union[Path, str]) → None¶ Save the LLM. Parameters file_path – Path to file to save the LLM to. Example: .. code-block:: python llm.save(file_path=”path/llm.yaml”) classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmethod schema_json(*, by_alias...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
a6e46e977a66-11
Bind config to a Runnable, returning a new Runnable. with_fallbacks(fallbacks: ~typing.Sequence[~langchain.schema.runnable.base.Runnable[~langchain.schema.runnable.utils.Input, ~langchain.schema.runnable.utils.Output]], *, exceptions_to_handle: ~typing.Tuple[~typing.Type[BaseException], ...] = (<class 'Exception'>,)) →...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted_hugging_face.SelfHostedHuggingFaceInstructEmbeddings.html
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langchain.embeddings.nlpcloud.NLPCloudEmbeddings¶ class langchain.embeddings.nlpcloud.NLPCloudEmbeddings[source]¶ Bases: BaseModel, Embeddings NLP Cloud embedding models. To use, you should have the nlpcloud python package installed Example from langchain.embeddings import NLPCloudEmbeddings embeddings = NLPCloudEmbedd...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.nlpcloud.NLPCloudEmbeddings.html
664fc6be692e-1
the new model: you should trust this data 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[boo...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.nlpcloud.NLPCloudEmbeddings.html
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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 = None, encoding: unicode = 'utf8', proto...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.nlpcloud.NLPCloudEmbeddings.html
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langchain.embeddings.huggingface.HuggingFaceBgeEmbeddings¶ class langchain.embeddings.huggingface.HuggingFaceBgeEmbeddings[source]¶ Bases: BaseModel, Embeddings HuggingFace BGE sentence_transformers embedding models. To use, you should have the sentence_transformers python package installed. Example from langchain.embe...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.huggingface.HuggingFaceBgeEmbeddings.html
b8a4d9f181e5-1
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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.huggingface.HuggingFaceBgeEmbeddings.html
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Parameters text – The text to embed. Returns Embeddings for the text. classmethod from_orm(obj: Any) → Model¶ json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, ...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.huggingface.HuggingFaceBgeEmbeddings.html
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langchain.embeddings.cohere.CohereEmbeddings¶ class langchain.embeddings.cohere.CohereEmbeddings[source]¶ Bases: BaseModel, Embeddings Cohere embedding models. To use, you should have the cohere python package installed, and the environment variable COHERE_API_KEY set with your API key or pass it as a named parameter t...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.cohere.CohereEmbeddings.html
ef36d5ad9d55-1
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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.cohere.CohereEmbeddings.html
ef36d5ad9d55-2
Call out to Cohere’s embedding endpoint. Parameters text – The text to embed. Returns Embeddings for the text. classmethod from_orm(obj: Any) → Model¶ json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = Fals...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.cohere.CohereEmbeddings.html
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classmethod validate(value: Any) → Model¶ Examples using CohereEmbeddings¶ Cohere Memory in the Multi-Input Chain Router
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.cohere.CohereEmbeddings.html
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langchain.embeddings.self_hosted.SelfHostedEmbeddings¶ class langchain.embeddings.self_hosted.SelfHostedEmbeddings[source]¶ Bases: SelfHostedPipeline, Embeddings Custom embedding models on self-hosted remote hardware. Supported hardware includes auto-launched instances on AWS, GCP, Azure, and Lambda, as well as servers...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
87a007ffb5d4-1
pipeline="models/pipeline.pkl", hardware=gpu, model_reqs=["./", "torch", "transformers"], ) Init the pipeline with an auxiliary function. The load function must be in global scope to be imported and run on the server, i.e. in a module and not a REPL or closure. Then, initialize the remote inference function. pa...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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Check Cache and run the LLM on the given prompt and input. async abatch(inputs: List[Union[PromptValue, str, List[BaseMessage]]], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = None, *, return_exceptions: bool = False, **kwargs: Any) → List[str]¶ Default implementation of abatch, which calls ainvoke N ...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
87a007ffb5d4-4
**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 ...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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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: AsyncIterator[Input], config: Optional[RunnableConfig] = None, *...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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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 creating the new model: you should trust this data deep – set to True to make a deep co...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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Run the LLM on the given prompt and input. generate_prompt(prompts: List[PromptValue], stop: Optional[List[str]] = None, callbacks: Union[List[BaseCallbackHandler], BaseCallbackManager, None, List[Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]]]] = None, **kwargs: Any) → LLMResult¶ Pass a sequence of pr...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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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 number of tokens in the messages....
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
87a007ffb5d4-10
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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.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: ~typing.Sequence[~langchain.schema.runnable.base.Runnable[~langchain.schema.runnable.utils.Input, ~langc...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.self_hosted.SelfHostedEmbeddings.html
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langchain.embeddings.sagemaker_endpoint.EmbeddingsContentHandler¶ class langchain.embeddings.sagemaker_endpoint.EmbeddingsContentHandler[source]¶ Content handler for LLM class. Attributes accepts The MIME type of the response data returned from endpoint content_type The MIME type of the input data passed to endpoint Me...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.sagemaker_endpoint.EmbeddingsContentHandler.html
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langchain.embeddings.minimax.embed_with_retry¶ langchain.embeddings.minimax.embed_with_retry(embeddings: MiniMaxEmbeddings, *args: Any, **kwargs: Any) → Any[source]¶ Use tenacity to retry the completion call.
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.minimax.embed_with_retry.html
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langchain.embeddings.baidu_qianfan_endpoint.QianfanEmbeddingsEndpoint¶ class langchain.embeddings.baidu_qianfan_endpoint.QianfanEmbeddingsEndpoint[source]¶ Bases: BaseModel, Embeddings Baidu Qianfan Embeddings embedding models. Create a new model by parsing and validating input data from keyword arguments. Raises Valid...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.baidu_qianfan_endpoint.QianfanEmbeddingsEndpoint.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.baidu_qianfan_endpoint.QianfanEmbeddingsEndpoint.html
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embed_query(text: str) → List[float][source]¶ Embed query text. classmethod from_orm(obj: Any) → Model¶ json(*, include: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, exclude: Optional[Union[AbstractSetIntStr, MappingIntStrAny]] = None, by_alias: bool = False, skip_defaults: Optional[bool] = None, exclud...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.baidu_qianfan_endpoint.QianfanEmbeddingsEndpoint.html
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langchain.embeddings.bedrock.BedrockEmbeddings¶ class langchain.embeddings.bedrock.BedrockEmbeddings[source]¶ Bases: BaseModel, Embeddings Bedrock embedding models. To authenticate, the AWS client uses the following methods to automatically load credentials: https://boto3.amazonaws.com/v1/documentation/api/latest/guide...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.bedrock.BedrockEmbeddings.html
183a8519a90c-1
The aws region e.g., us-west-2. Fallsback to AWS_DEFAULT_REGION env variable or region specified in ~/.aws/config in case it is not provided here. async aembed_documents(texts: List[str]) → List[List[float]][source]¶ Asynchronous compute doc embeddings using a Bedrock model. Parameters texts – The list of texts to embe...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.bedrock.BedrockEmbeddings.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.bedrock.BedrockEmbeddings.html
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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 = None, encoding: unicode = 'utf8', proto...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.bedrock.BedrockEmbeddings.html
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langchain.embeddings.mlflow_gateway.MlflowAIGatewayEmbeddings¶ class langchain.embeddings.mlflow_gateway.MlflowAIGatewayEmbeddings[source]¶ Bases: Embeddings, BaseModel Wrapper around embeddings LLMs in the MLflow AI Gateway. To use, you should have the mlflow[gateway] python package installed. For more information, se...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.mlflow_gateway.MlflowAIGatewayEmbeddings.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.mlflow_gateway.MlflowAIGatewayEmbeddings.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 parse_file(path: Union[str, Path], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.mlflow_gateway.MlflowAIGatewayEmbeddings.html
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langchain.embeddings.jina.JinaEmbeddings¶ class langchain.embeddings.jina.JinaEmbeddings[source]¶ Bases: BaseModel, Embeddings Jina embedding models. 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 jin...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.jina.JinaEmbeddings.html
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the new model: you should trust this data 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[boo...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.jina.JinaEmbeddings.html
4f07104e695e-2
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 = None, encoding: unicode = 'utf8', proto...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.jina.JinaEmbeddings.html
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langchain.embeddings.google_palm.embed_with_retry¶ langchain.embeddings.google_palm.embed_with_retry(embeddings: GooglePalmEmbeddings, *args: Any, **kwargs: Any) → Any[source]¶ Use tenacity to retry the completion call.
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.google_palm.embed_with_retry.html
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langchain.embeddings.dashscope.embed_with_retry¶ langchain.embeddings.dashscope.embed_with_retry(embeddings: DashScopeEmbeddings, **kwargs: Any) → Any[source]¶ Use tenacity to retry the embedding call.
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.dashscope.embed_with_retry.html
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langchain.embeddings.spacy_embeddings.SpacyEmbeddings¶ class langchain.embeddings.spacy_embeddings.SpacyEmbeddings[source]¶ Bases: BaseModel, Embeddings Embeddings by SpaCy models. It only supports the ‘en_core_web_sm’ model. nlp¶ The Spacy model loaded into memory. Type Any embed_documents(texts List[str]) -> List[Lis...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.spacy_embeddings.SpacyEmbeddings.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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.spacy_embeddings.SpacyEmbeddings.html
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The embedding for the text. classmethod from_orm(obj: Any) → Model¶ 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_defau...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.spacy_embeddings.SpacyEmbeddings.html
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langchain.embeddings.embaas.EmbaasEmbeddings¶ class langchain.embeddings.embaas.EmbaasEmbeddings[source]¶ Bases: BaseModel, Embeddings Embaas’s embedding service. To use, you should have the environment variable EMBAAS_API_KEY set with your API key, or pass it as a named parameter to the constructor. Example # Initiali...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.embaas.EmbaasEmbeddings.html
b47b87c3948d-1
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...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.embaas.EmbaasEmbeddings.html
b47b87c3948d-2
Returns List of embeddings. classmethod from_orm(obj: Any) → Model¶ 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_defau...
https://api.python.langchain.com/en/latest/embeddings/langchain.embeddings.embaas.EmbaasEmbeddings.html
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langchain.chat_models.bedrock.ChatPromptAdapter¶ class langchain.chat_models.bedrock.ChatPromptAdapter[source]¶ Adapter class to prepare the inputs from Langchain to prompt format that Chat model expects. Methods __init__() convert_messages_to_prompt(provider, messages) __init__()¶ classmethod convert_messages_to_promp...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.bedrock.ChatPromptAdapter.html
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langchain.chat_models.fireworks.convert_dict_to_message¶ langchain.chat_models.fireworks.convert_dict_to_message(_dict: Any) → BaseMessage[source]¶ Convert a dict response to a message.
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.fireworks.convert_dict_to_message.html
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langchain.chat_models.litellm.acompletion_with_retry¶ async langchain.chat_models.litellm.acompletion_with_retry(llm: ChatLiteLLM, run_manager: Optional[AsyncCallbackManagerForLLMRun] = None, **kwargs: Any) → Any[source]¶ Use tenacity to retry the async completion call.
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.acompletion_with_retry.html
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langchain.chat_models.ernie.ErnieBotChat¶ class langchain.chat_models.ernie.ErnieBotChat[source]¶ Bases: BaseChatModel ERNIE-Bot large language model. ERNIE-Bot is a large language model developed by Baidu, covering a huge amount of Chinese data. To use, you should have the ernie_client_id and ernie_client_secret set, ...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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Metadata to add to the run trace. param model_name: str = 'ERNIE-Bot-turbo'¶ model name of ernie, default is ERNIE-Bot-turbo. Currently supported ERNIE-Bot-turbo, ERNIE-Bot param penalty_score: Optional[float] = 1¶ param request_timeout: Optional[int] = 60¶ request timeout for chat http requests param streaming: Option...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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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 generation is needed. Parameters text – String input to pass to the model. stop – Stop words to use when generating. Model output is cut off at the first occurrenc...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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Subclasses should override this method if they support streaming output. async astream_log(input: Any, config: Optional[RunnableConfig] = None, *, include_names: Optional[Sequence[str]] = None, include_types: Optional[Sequence[str]] = None, include_tags: Optional[Sequence[str]] = None, exclude_names: Optional[Sequence[...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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classmethod construct(_fields_set: Optional[SetStr] = None, **values: Any) → Model¶ 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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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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_token_ids(text: str) → List[int]¶ Return the ordered ids of the tokens in a text. Parameters text – The string input to tokenize. R...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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Bind config to a Runnable, returning a new Runnable. with_fallbacks(fallbacks: ~typing.Sequence[~langchain.schema.runnable.base.Runnable[~langchain.schema.runnable.utils.Input, ~langchain.schema.runnable.utils.Output]], *, exceptions_to_handle: ~typing.Tuple[~typing.Type[BaseException], ...] = (<class 'Exception'>,)) →...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.ernie.ErnieBotChat.html
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langchain.chat_models.azure_openai.AzureChatOpenAI¶ class langchain.chat_models.azure_openai.AzureChatOpenAI[source]¶ Bases: ChatOpenAI Azure OpenAI Chat Completion API. To use this class you must have a deployed model on Azure OpenAI. Use deployment_name in the constructor to refer to the “Model deployment name” in th...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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param callback_manager: Optional[BaseCallbackManager] = None¶ Callback manager to add to the run trace. param callbacks: Callbacks = None¶ Callbacks to add to the run trace. param deployment_name: str = ''¶ param max_retries: int = 6¶ Maximum number of retries to make when generating. param max_tokens: Optional[int] = ...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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What sampling temperature to use. param tiktoken_model_name: Optional[str] = None¶ 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 mod...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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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 generation is needed. Parameters text – String input to pass to the model. stop – Stop words to use when generating. Model output is cut off at the first occurrenc...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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Subclasses should override this method if they support streaming output. async astream_log(input: Any, config: Optional[RunnableConfig] = None, *, include_names: Optional[Sequence[str]] = None, include_types: Optional[Sequence[str]] = None, include_tags: Optional[Sequence[str]] = None, exclude_names: Optional[Sequence[...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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completion_with_retry(run_manager: Optional[CallbackManagerForLLMRun] = None, **kwargs: Any) → Any¶ Use tenacity to retry the completion call. classmethod construct(_fields_set: Optional[SetStr] = None, **values: Any) → Model¶ Creates a new model setting __dict__ and __fields_set__ from trusted or pre-validated data. D...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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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¶ Calculate num tokens for gpt-3.5-turbo and gpt-4 with tiktoken package. Official documentation: https://github.com/openai/openai-cookbook/blob/ main/examples...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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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 each input. classmethod parse_file(path: Union[str, Path], *, content_type: unicode = None, encoding: unicode = 'utf8', proto: Protocol = None, allow_pickle: bool =...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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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 message. classmethod schema(by_alias: bool = True, ref_template: unicode = '#/definitions/{model}') → DictStrAny¶ classmethod schema_...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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Bind config to a Runnable, returning a new Runnable. with_fallbacks(fallbacks: ~typing.Sequence[~langchain.schema.runnable.base.Runnable[~langchain.schema.runnable.utils.Input, ~langchain.schema.runnable.utils.Output]], *, exceptions_to_handle: ~typing.Tuple[~typing.Type[BaseException], ...] = (<class 'Exception'>,)) →...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.azure_openai.AzureChatOpenAI.html
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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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
efed10f1f50f-1
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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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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 return a message prediction. Use this method when calling chat models and on...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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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: AsyncIterator[Input], config: Optional[RunnableConfig] = None, **kwargs: Optional[Any]) → AsyncIterator[Output]¶ Default im...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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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 substrings. callbacks – Callbacks to pass through. Used for executing additional functionality, such as logging or streaming, throughout generation. **kwarg...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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invoke(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → BaseMessageChunk¶ classmethod is_lc_serializable() → bool[source]¶ Return whether this model can be serialized by Langchain. json(*, include: Optional[Union[AbstractSe...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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predict(text: str, *, stop: Optional[Sequence[str]] = None, **kwargs: Any) → str¶ 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 m...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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Default implementation of stream, which calls invoke. 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] = No...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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property lc_attributes: Dict¶ List of attribute names that should be included in the serialized kwargs. These attributes must be accepted by the constructor. 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: T...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.jinachat.JinaChat.html
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langchain.chat_models.litellm.ChatLiteLLM¶ class langchain.chat_models.litellm.ChatLiteLLM[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. param anthropic_api_key: Optional[str]...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
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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: Optional[int] = None¶ Decode using top-k sam...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.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...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
be3516a1fef1-3
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 generation is needed. Parameters text – String input to pass to the model. stop – Stop words to use when generating. Model output is cut off at the first occurrenc...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html
be3516a1fef1-4
Subclasses should override this method if they support streaming output. async astream_log(input: Any, config: Optional[RunnableConfig] = None, *, include_names: Optional[Sequence[str]] = None, include_types: Optional[Sequence[str]] = None, include_tags: Optional[Sequence[str]] = None, exclude_names: Optional[Sequence[...
https://api.python.langchain.com/en/latest/chat_models/langchain.chat_models.litellm.ChatLiteLLM.html