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} ], "stream": False, "max_tokens": 256 } ) 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: Optional[bool] = None¶ param callback_manager: Optional[BaseCallbackManage...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-2
The default implementation of batch works well for IO bound runnables. Subclasses should override this method if they can batch more efficiently; e.g., if the underlying runnable uses an API which supports a batch mode. async agenerate(prompts: List[str], stop: Optional[List[str]] = None, callbacks: Union[List[BaseCall...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-3
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/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-4
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/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-5
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/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-6
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-7
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-8
This method allows to get an input schema for a specific configuration. 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 langcha...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-9
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[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → str¶ Transform a single ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-10
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 =...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-11
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. save(file_path: Union[Path, str]) → None¶ Save the LLM. Parameters file_path – Path to file to save the LLM to. Example: .. ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-12
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
d946a896f476-13
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/llms/langchain.llms.octoai_endpoint.OctoAIEndpoint.html
0a778628f004-0
langchain.llms.tongyi.Tongyi¶ class langchain.llms.tongyi.Tongyi[source]¶ Bases: LLM Tongyi Qwen large language models. To use, you should have the dashscope python package installed, and the environment variable DASHSCOPE_API_KEY set with your API key, or pass it as a named parameter to the constructor. Example from l...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-1
param verbose: bool [Optional]¶ Whether to print out response text. __call__(prompt: str, stop: Optional[List[str]] = None, callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, *, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → str¶ Check Cache...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-2
Run the LLM on the given prompt and input. async agenerate_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¶ Asynchronously...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-3
the runnable did not implement a native async version of invoke. 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 ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-4
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/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-5
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. config_schema(*, include: Optional[Sequence[str]] = None) → Type[BaseModel]¶ The type of config this runnable accepts specified as a pydantic m...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-6
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 copy of the model Returns new model instance dict(**kw...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-7
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/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-8
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/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-9
The output of the runnable. classmethod is_lc_serializable() → bool[source]¶ 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, exclu...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-10
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/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-11
stream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → Iterator[str]¶ Default implementation of stream, which calls invoke. Subclasses should override this method if they support streaming output. to_json() → Union[Seriali...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-12
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/llms/langchain.llms.tongyi.Tongyi.html
0a778628f004-13
property config_specs: List[langchain.schema.runnable.utils.ConfigurableFieldSpec]¶ 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 b...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.tongyi.Tongyi.html
3af2edcd8333-0
langchain.llms.symblai_nebula.make_request¶ langchain.llms.symblai_nebula.make_request(self: Nebula, instruction: str, conversation: str, url: str = 'https://api-nebula.symbl.ai/v1/model/generate', params: Optional[Dict] = None) → Any[source]¶ Generate text from the model.
lang/api.python.langchain.com/en/latest/llms/langchain.llms.symblai_nebula.make_request.html
a91361fafc09-0
langchain.llms.databricks.get_repl_context¶ langchain.llms.databricks.get_repl_context() → Any[source]¶ Gets the notebook REPL context if running inside a Databricks notebook. Returns None otherwise.
lang/api.python.langchain.com/en/latest/llms/langchain.llms.databricks.get_repl_context.html
cfda562cb94c-0
langchain.llms.stochasticai.StochasticAI¶ class langchain.llms.stochasticai.StochasticAI[source]¶ Bases: LLM StochasticAI large language models. To use, you should have the environment variable STOCHASTICAI_API_KEY set with your API key. Example from langchain.llms import StochasticAI stochasticai = StochasticAI(api_ur...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-1
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 runs ainvoke in parallel using as...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-2
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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-3
**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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-4
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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-5
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-6
classmethod from_orm(obj: Any) → Model¶ generate(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, metada...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-7
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. get_inp...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-8
Get a pydantic model that can be used to validate output to the runnable. 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 co...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-9
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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-10
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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-11
stream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → Iterator[str]¶ Default implementation of stream, which calls invoke. Subclasses should override this method if they support streaming output. to_json() → Union[Seriali...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-12
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/llms/langchain.llms.stochasticai.StochasticAI.html
cfda562cb94c-13
property config_specs: List[langchain.schema.runnable.utils.ConfigurableFieldSpec]¶ 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 b...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.stochasticai.StochasticAI.html
dcf882eef8df-0
langchain.llms.ollama.Ollama¶ class langchain.llms.ollama.Ollama[source]¶ Bases: BaseLLM, _OllamaCommon Ollama locally runs large language models. To use, follow the instructions at https://ollama.ai/. Example from langchain.llms import Ollama ollama = Ollama(model="llama2") Create a new model by parsing and validating...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-1
Model name to use. param num_ctx: Optional[int] = None¶ Sets the size of the context window used to generate the next token. (Default: 2048) param num_gpu: Optional[int] = None¶ The number of GPUs to use. On macOS it defaults to 1 to enable metal support, 0 to disable. param num_thread: Optional[int] = None¶ Sets the n...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-2
param tfs_z: Optional[float] = None¶ Tail free sampling is used to reduce the impact of less probable tokens from the output. A higher value (e.g., 2.0) will reduce the impact more, while a value of 1.0 disables this setting. (default: 1) param top_k: Optional[int] = None¶ Reduces the probability of generating nonsense...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-3
Subclasses should override this method if they can batch more efficiently; e.g., if the underlying runnable uses an API which supports a batch mode. async agenerate(prompts: List[str], stop: Optional[List[str]] = None, callbacks: Union[List[BaseCallbackHandler], BaseCallbackManager, None, List[Optional[Union[List[BaseC...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-4
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 usually passed to the model provider API call. Returns An LLMResult, which co...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-5
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-6
Default implementation of atransform, which buffers input and calls astream. Subclasses should override this method if they can start producing output while input is still being generated. batch(inputs: List[Union[PromptValue, str, List[BaseMessage]]], config: Optional[Union[RunnableConfig, List[RunnableConfig]]] = Non...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-7
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/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-8
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-9
This method allows to get an input schema for a specific configuration. 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 langcha...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-10
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[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → str¶ Transform a single ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-11
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 =...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-12
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. save(file_path: Union[Path, str]) → None¶ Save the LLM. Parameters file_path – Path to file to save the LLM to. Example: .. ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-13
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ollama.Ollama.html
dcf882eef8df-14
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/llms/langchain.llms.ollama.Ollama.html
6d786bc3e525-0
langchain.llms.databricks.get_default_host¶ langchain.llms.databricks.get_default_host() → str[source]¶ Gets the default Databricks workspace hostname. Raises an error if the hostname cannot be automatically determined.
lang/api.python.langchain.com/en/latest/llms/langchain.llms.databricks.get_default_host.html
1bac6a303fa7-0
langchain.llms.ai21.AI21¶ class langchain.llms.ai21.AI21[source]¶ Bases: LLM AI21 large language models. To use, you should have the environment variable AI21_API_KEY set with your API key or pass it as a named parameter to the constructor. Example from langchain.llms import AI21 ai21 = AI21(ai21_api_key="my-api-key", ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-1
Adjust the probability of specific tokens being generated. param maxTokens: int = 256¶ The maximum number of tokens to generate in the completion. param metadata: Optional[Dict[str, Any]] = None¶ Metadata to add to the run trace. param minTokens: int = 0¶ The minimum number of tokens to generate in the completion. para...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-2
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 runs ainvoke in parallel using as...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-3
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/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-4
**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 ...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-5
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/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-6
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-7
classmethod from_orm(obj: Any) → Model¶ generate(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, metada...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-8
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. get_inp...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-9
Get a pydantic model that can be used to validate output to the runnable. 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 co...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-10
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/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-11
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/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-12
stream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[List[str]] = None, **kwargs: Any) → Iterator[str]¶ Default implementation of stream, which calls invoke. Subclasses should override this method if they support streaming output. to_json() → Union[Seriali...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-13
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/llms/langchain.llms.ai21.AI21.html
1bac6a303fa7-14
property config_specs: List[langchain.schema.runnable.utils.ConfigurableFieldSpec]¶ 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 b...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.ai21.AI21.html
3144618d6fe2-0
langchain.llms.sagemaker_endpoint.ContentHandlerBase¶ class langchain.llms.sagemaker_endpoint.ContentHandlerBase[source]¶ A handler class to transform input from LLM to a format that SageMaker endpoint expects. Similarly, the class handles transforming output from the SageMaker endpoint to a format that LLM class expec...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.sagemaker_endpoint.ContentHandlerBase.html
2a28b7afacdf-0
langchain.llms.sagemaker_endpoint.LLMContentHandler¶ class langchain.llms.sagemaker_endpoint.LLMContentHandler[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 Methods __init__() transform...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.sagemaker_endpoint.LLMContentHandler.html
8b712a73cdba-0
langchain.llms.fireworks.acompletion_with_retry_streaming¶ async langchain.llms.fireworks.acompletion_with_retry_streaming(llm: Fireworks, use_retry: bool, *, run_manager: Optional[AsyncCallbackManagerForLLMRun] = None, **kwargs: Any) → Any[source]¶ Use tenacity to retry the completion call for streaming.
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fireworks.acompletion_with_retry_streaming.html
cf7082912544-0
langchain.llms.base.update_cache¶ langchain.llms.base.update_cache(existing_prompts: Dict[int, List], llm_string: str, missing_prompt_idxs: List[int], new_results: LLMResult, prompts: List[str]) → Optional[dict][source]¶ Update the cache and get the LLM output.
lang/api.python.langchain.com/en/latest/llms/langchain.llms.base.update_cache.html
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langchain.llms.nlpcloud.NLPCloud¶ class langchain.llms.nlpcloud.NLPCloud[source]¶ Bases: LLM NLPCloud large language models. To use, you should have the nlpcloud python package installed, and the environment variable NLPCLOUD_API_KEY set with your API key. Example from langchain.llms import NLPCloud nlpcloud = NLPCloud...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-1
Whether or not to remove the end sequence token. param remove_input: bool = True¶ Remove input text from API response param repetition_penalty: float = 1.0¶ Penalizes repeated tokens. 1.0 means no penalty. param tags: Optional[List[str]] = None¶ Tags to add to the run trace. param temperature: float = 0.7¶ What samplin...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
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e.g., if the underlying runnable uses an API which supports a batch mode. 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[Li...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-3
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-4
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. async astream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-5
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 runs invoke in parallel using a thread pool executor. The default i...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-6
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-7
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-8
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-9
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-10
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-11
.. 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: bool = True, ref_template: unicode = '#/definitions/{model}', **dumps_kwargs: Any) → unicode¶ stream(input: Union[Promp...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-12
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/llms/langchain.llms.nlpcloud.NLPCloud.html
27f5ed23cfab-13
Bind input and output types to a Runnable, returning a new Runnable. property InputType: TypeAlias¶ Get the input type for this runnable. property OutputType: Type[str]¶ Get the input type for this runnable. property config_specs: List[langchain.schema.runnable.utils.ConfigurableFieldSpec]¶ List configurable fields for...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.nlpcloud.NLPCloud.html
f28f26dc9a26-0
langchain.llms.fake.FakeListLLM¶ class langchain.llms.fake.FakeListLLM[source]¶ Bases: LLM Fake LLM for testing purposes. 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: Optional[bool] = None¶ p...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-1
e.g., if the underlying runnable uses an API which supports a batch mode. 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[Li...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-2
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...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-3
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. async astream(input: Union[PromptValue, str, List[BaseMessage]], config: Optional[RunnableConfig] = None, *, stop: Optional[...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-4
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 runs invoke in parallel using a thread pool executor. The default i...
lang/api.python.langchain.com/en/latest/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-5
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/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-6
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/llms/langchain.llms.fake.FakeListLLM.html
f28f26dc9a26-7
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/llms/langchain.llms.fake.FakeListLLM.html