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langchain_community.callbacks.arize_callback.ArizeCallbackHandler¶ class langchain_community.callbacks.arize_callback.ArizeCallbackHandler(model_id: Optional[str] = None, model_version: Optional[str] = None, SPACE_KEY: Optional[str] = None, API_KEY: Optional[str] = None)[source]¶ Callback Handler that logs to Arize. In...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
b0d842837a35-1
on_retriever_error(error, *, run_id[, ...]) Run when Retriever errors. on_retriever_start(serialized, query, *, run_id) Run when Retriever starts running. on_retry(retry_state, *, run_id[, parent_run_id]) Run on a retry event. on_text(text, **kwargs) Run on arbitrary text. on_tool_end(output[, observation_prefix, ...])...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
b0d842837a35-2
Do nothing. Parameters outputs (Dict[str, Any]) – kwargs (Any) – Return type None on_chain_error(error: BaseException, **kwargs: Any) → None[source]¶ Do nothing. Parameters error (BaseException) – kwargs (Any) – Return type None on_chain_start(serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any) → Non...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
b0d842837a35-3
on_llm_error(error: BaseException, **kwargs: Any) → None[source]¶ Do nothing. Parameters error (BaseException) – kwargs (Any) – Return type None on_llm_new_token(token: str, **kwargs: Any) → None[source]¶ Do nothing. Parameters token (str) – kwargs (Any) – Return type None on_llm_start(serialized: Dict[str, Any], p...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
b0d842837a35-4
kwargs (Any) – Return type Any on_retriever_start(serialized: Dict[str, Any], query: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when Retriever starts running. Parameters serialized (Dict[str, Any]) –...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
b0d842837a35-5
Run when tool errors. Parameters error (BaseException) – kwargs (Any) – Return type None on_tool_start(serialized: Dict[str, Any], input_str: str, **kwargs: Any) → None[source]¶ Run when tool starts running. Parameters serialized (Dict[str, Any]) – input_str (str) – kwargs (Any) – Return type None
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.arize_callback.ArizeCallbackHandler.html
f8fc9cb5a9eb-0
langchain_community.callbacks.manager.get_openai_callback¶ langchain_community.callbacks.manager.get_openai_callback() → Generator[OpenAICallbackHandler, None, None][source]¶ Get the OpenAI callback handler in a context manager. which conveniently exposes token and cost information. Returns The OpenAI callback handler....
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.manager.get_openai_callback.html
3d92b1453809-0
langchain_community.callbacks.aim_callback.AimCallbackHandler¶ class langchain_community.callbacks.aim_callback.AimCallbackHandler(repo: Optional[str] = None, experiment_name: Optional[str] = None, system_tracking_interval: Optional[int] = 10, log_system_params: bool = True)[source]¶ Callback Handler that logs to Aim. ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
3d92b1453809-1
get_custom_callback_meta() on_agent_action(action, **kwargs) Run on agent action. on_agent_finish(finish, **kwargs) Run when agent ends running. on_chain_end(outputs, **kwargs) Run when chain ends running. on_chain_error(error, **kwargs) Run when chain errors. on_chain_start(serialized, inputs, **kwargs) Run when chain...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
3d92b1453809-2
reset_callback_meta() Reset the callback metadata. setup(**kwargs) __init__(repo: Optional[str] = None, experiment_name: Optional[str] = None, system_tracking_interval: Optional[int] = 10, log_system_params: bool = True) → None[source]¶ Initialize callback handler. Parameters repo (Optional[str]) – experiment_name (Op...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
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Return type Dict[str, Any] on_agent_action(action: AgentAction, **kwargs: Any) → Any[source]¶ Run on agent action. Parameters action (AgentAction) – kwargs (Any) – Return type Any on_agent_finish(finish: AgentFinish, **kwargs: Any) → None[source]¶ Run when agent ends running. Parameters finish (AgentFinish) – kwargs...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
3d92b1453809-4
Parameters serialized (Dict[str, Any]) – messages (List[List[BaseMessage]]) – run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Optional[List[str]]) – metadata (Optional[Dict[str, Any]]) – kwargs (Any) – Return type Any on_llm_end(response: LLMResult, **kwargs: Any) → None[source]¶ Run when LLM ends running...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
3d92b1453809-5
kwargs (Any) – Return type Any on_retriever_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run when Retriever errors. Parameters error (BaseException) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_retriever_start(seria...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
3d92b1453809-6
Run when tool ends running. Parameters output (Any) – kwargs (Any) – Return type None on_tool_error(error: BaseException, **kwargs: Any) → None[source]¶ Run when tool errors. Parameters error (BaseException) – kwargs (Any) – Return type None on_tool_start(serialized: Dict[str, Any], input_str: str, **kwargs: Any) →...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.aim_callback.AimCallbackHandler.html
53b230cef556-0
langchain_community.callbacks.streamlit.streamlit_callback_handler.LLMThought¶ class langchain_community.callbacks.streamlit.streamlit_callback_handler.LLMThought(parent_container: DeltaGenerator, labeler: LLMThoughtLabeler, expanded: bool, collapse_on_complete: bool)[source]¶ A thought in the LLM’s thought stream. Ini...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.streamlit.streamlit_callback_handler.LLMThought.html
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expanded (bool) – Whether the thought should be expanded by default. collapse_on_complete (bool) – Whether the thought should be collapsed. clear() → None[source]¶ Remove the thought from the screen. A cleared thought can’t be reused. Return type None complete(final_label: Optional[str] = None) → None[source]¶ Finish t...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.streamlit.streamlit_callback_handler.LLMThought.html
53b230cef556-2
color (Optional[str]) – observation_prefix (Optional[str]) – llm_prefix (Optional[str]) – kwargs (Any) – Return type None on_tool_error(error: BaseException, **kwargs: Any) → None[source]¶ Parameters error (BaseException) – kwargs (Any) – Return type None on_tool_start(serialized: Dict[str, Any], input_str: str, ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.streamlit.streamlit_callback_handler.LLMThought.html
438ac1143d5e-0
langchain_core.callbacks.manager.AsyncRunManager¶ class langchain_core.callbacks.manager.AsyncRunManager(*, run_id: UUID, handlers: List[BaseCallbackHandler], inheritable_handlers: List[BaseCallbackHandler], parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, inheritable_tags: Optional[List[str]] = ...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncRunManager.html
438ac1143d5e-1
on_text(text, **kwargs) Run when text is received. __init__(*, run_id: UUID, handlers: List[BaseCallbackHandler], inheritable_handlers: List[BaseCallbackHandler], parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, inheritable_tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = No...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncRunManager.html
438ac1143d5e-2
Run when text is received. Parameters text (str) – The received text. kwargs (Any) – Returns The result of the callback. Return type Any
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncRunManager.html
6cd429f4081a-0
langchain_community.callbacks.mlflow_callback.construct_html_from_prompt_and_generation¶ langchain_community.callbacks.mlflow_callback.construct_html_from_prompt_and_generation(prompt: str, generation: str) → Any[source]¶ Construct an html element from a prompt and a generation. Parameters prompt (str) – The prompt. ge...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.construct_html_from_prompt_and_generation.html
6ef2120b1e5b-0
langchain_nvidia_ai_endpoints.callbacks.get_usage_callback¶ langchain_nvidia_ai_endpoints.callbacks.get_usage_callback(price_map: dict = {}, callback: Optional[UsageCallbackHandler] = None) → Generator[UsageCallbackHandler, None, None][source]¶ Get the OpenAI callback handler in a context manager. which conveniently ex...
https://api.python.langchain.com/en/latest/callbacks/langchain_nvidia_ai_endpoints.callbacks.get_usage_callback.html
eb7167697e97-0
langchain_community.callbacks.openai_info.OpenAICallbackHandler¶ class langchain_community.callbacks.openai_info.OpenAICallbackHandler[source]¶ Callback Handler that tracks OpenAI info. Attributes always_verbose Whether to call verbose callbacks even if verbose is False. completion_tokens ignore_agent Whether to ignore...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
eb7167697e97-1
on_llm_new_token(token, **kwargs) Print out the token. on_llm_start(serialized, prompts, **kwargs) Print out the prompts. on_retriever_end(documents, *, run_id[, ...]) Run when Retriever ends running. on_retriever_error(error, *, run_id[, ...]) Run when Retriever errors. on_retriever_start(serialized, query, *, run_id)...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
eb7167697e97-2
Parameters finish (AgentFinish) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_chain_end(outputs: Dict[str, Any], *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run when chain ends running. Parameters outputs (Dict[str, Any]) – run_id (UUID) – pa...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
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kwargs (Any) – Return type Any on_chat_model_start(serialized: Dict[str, Any], messages: List[List[BaseMessage]], *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when a chat model starts running. ATTENTION: Th...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
eb7167697e97-4
Print out the token. Parameters token (str) – kwargs (Any) – Return type None on_llm_start(serialized: Dict[str, Any], prompts: List[str], **kwargs: Any) → None[source]¶ Print out the prompts. Parameters serialized (Dict[str, Any]) – prompts (List[str]) – kwargs (Any) – Return type None on_retriever_end(documents:...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
eb7167697e97-5
metadata (Optional[Dict[str, Any]]) – kwargs (Any) – Return type Any on_retry(retry_state: RetryCallState, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run on a retry event. Parameters retry_state (RetryCallState) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Re...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
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kwargs (Any) – Return type Any on_tool_start(serialized: Dict[str, Any], input_str: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, inputs: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when tool starts running. Param...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.OpenAICallbackHandler.html
512115fc7184-0
langchain_community.callbacks.mlflow_callback.analyze_text¶ langchain_community.callbacks.mlflow_callback.analyze_text(text: str, nlp: Optional[Any] = None, textstat: Optional[Any] = None) → dict[source]¶ Analyze text using textstat and spacy. Parameters text (str) – The text to analyze. nlp (spacy.lang) – The spacy la...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.analyze_text.html
e32c01b00b1b-0
langchain_community.callbacks.infino_callback.InfinoCallbackHandler¶ class langchain_community.callbacks.infino_callback.InfinoCallbackHandler(model_id: Optional[str] = None, model_version: Optional[str] = None, verbose: bool = False)[source]¶ Callback Handler that logs to Infino. Attributes ignore_agent Whether to ign...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.infino_callback.InfinoCallbackHandler.html
e32c01b00b1b-1
Run when Retriever ends running. on_retriever_error(error, *, run_id[, ...]) Run when Retriever errors. on_retriever_start(serialized, query, *, run_id) Run when Retriever starts running. on_retry(retry_state, *, run_id[, parent_run_id]) Run on a retry event. on_text(text, **kwargs) Do nothing. on_tool_end(output[, obs...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.infino_callback.InfinoCallbackHandler.html
e32c01b00b1b-2
Parameters outputs (Dict[str, Any]) – kwargs (Any) – Return type None on_chain_error(error: BaseException, **kwargs: Any) → None[source]¶ Need to log the error. Parameters error (BaseException) – kwargs (Any) – Return type None on_chain_start(serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any) → None...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.infino_callback.InfinoCallbackHandler.html
e32c01b00b1b-3
token (str) – kwargs (Any) – Return type None on_llm_start(serialized: Dict[str, Any], prompts: List[str], **kwargs: Any) → None[source]¶ Log the prompts to Infino, and set start time and error flag. Parameters serialized (Dict[str, Any]) – prompts (List[str]) – kwargs (Any) – Return type None on_retriever_end(doc...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.infino_callback.InfinoCallbackHandler.html
e32c01b00b1b-4
parent_run_id (Optional[UUID]) – tags (Optional[List[str]]) – metadata (Optional[Dict[str, Any]]) – kwargs (Any) – Return type Any on_retry(retry_state: RetryCallState, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run on a retry event. Parameters retry_state (RetryCallState) – run_i...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.infino_callback.InfinoCallbackHandler.html
0a64945a4790-0
langchain_community.callbacks.utils.BaseMetadataCallbackHandler¶ class langchain_community.callbacks.utils.BaseMetadataCallbackHandler[source]¶ Handle the metadata and associated function states for callbacks. step¶ The current step. Type int starts¶ The number of times the start method has been called. Type int ends¶ ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.utils.BaseMetadataCallbackHandler.html
0a64945a4790-1
Type int on_llm_start_records¶ A list of records of the on_llm_start method. Type list on_llm_token_records¶ A list of records of the on_llm_token method. Type list on_llm_end_records¶ A list of records of the on_llm_end method. Type list on_chain_start_records¶ A list of records of the on_chain_start method. Type list...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.utils.BaseMetadataCallbackHandler.html
0caf77282456-0
langchain_community.callbacks.wandb_callback.analyze_text¶ langchain_community.callbacks.wandb_callback.analyze_text(text: str, complexity_metrics: bool = True, visualize: bool = True, nlp: Optional[Any] = None, output_dir: Optional[Union[str, Path]] = None) → dict[source]¶ Analyze text using textstat and spacy. Parame...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.wandb_callback.analyze_text.html
9be8fb2a5a92-0
langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup¶ class langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup(handlers: List[BaseCallbackHandler], inheritable_handlers: Optional[List[BaseCallbackHandler]] = None, parent_run_id: Optional[UUID] = None, *, parent_run_manager: AsyncCallbackMa...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
9be8fb2a5a92-1
Set handlers as the only handlers on the callback manager. Parameters handlers (List[BaseCallbackHandler]) – inheritable_handlers (Optional[List[BaseCallbackHandler]]) – parent_run_id (Optional[UUID]) – parent_run_manager (AsyncCallbackManagerForChainRun) – kwargs (Any) – __init__(handlers: List[BaseCallbackHandle...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
9be8fb2a5a92-2
tags (List[str]) – inherit (bool) – Return type None classmethod configure(inheritable_callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, local_callbacks: Optional[Union[List[BaseCallbackHandler], BaseCallbackManager]] = None, verbose: bool = False, inheritable_tags: Optional[List[str]...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
9be8fb2a5a92-3
kwargs (Any) – Return type None async on_chain_error(error: BaseException, **kwargs: Any) → None[source]¶ Run when chain errors. Parameters error (Exception or KeyboardInterrupt) – The error. kwargs (Any) – Return type None async on_chain_start(serialized: Dict[str, Any], inputs: Union[Dict[str, Any], Any], run_id: O...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
9be8fb2a5a92-4
Run when LLM starts running. Parameters serialized (Dict[str, Any]) – The serialized LLM. prompts (List[str]) – The list of prompts. run_id (UUID, optional) – The ID of the run. Defaults to None. kwargs (Any) – Returns The list of asynccallback managers, one for each LLM Run corresponding to each prompt. Return type L...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
9be8fb2a5a92-5
Remove a handler from the callback manager. Parameters handler (BaseCallbackHandler) – Return type None remove_metadata(keys: List[str]) → None¶ Parameters keys (List[str]) – Return type None remove_tags(tags: List[str]) → None¶ Parameters tags (List[str]) – Return type None set_handler(handler: BaseCallbackHandler,...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.manager.AsyncCallbackManagerForChainGroup.html
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langchain_community.callbacks.clearml_callback.import_clearml¶ langchain_community.callbacks.clearml_callback.import_clearml() → Any[source]¶ Import the clearml python package and raise an error if it is not installed. Return type Any
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.clearml_callback.import_clearml.html
c0b2dc75bf4d-0
langchain_community.callbacks.streamlit.mutable_expander.ChildType¶ class langchain_community.callbacks.streamlit.mutable_expander.ChildType(value)[source]¶ Enumerator of the child type. MARKDOWN = 'MARKDOWN'¶ EXCEPTION = 'EXCEPTION'¶
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.streamlit.mutable_expander.ChildType.html
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langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler¶ class langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler(*, project_name: str = 'langchain', key_type: str = 'openai', api_key: str = 'sk-****************', model: str = 'gpt-3.5-turbo', log_results: bool = True)[source]¶ Callback...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-1
Run when chain ends running. on_chain_error(error, *, run_id[, parent_run_id]) Run when chain errors. on_chain_start(serialized, inputs, *, run_id) Do nothing when chain starts on_chat_model_start(serialized, messages, *, ...) Run when a chat model starts running. on_llm_end(response, *, run_id[, parent_run_id]) Log re...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-2
on_tool_error(error, *, run_id[, parent_run_id]) Run when tool errors. on_tool_start(serialized, input_str, *, run_id) Run when tool starts running. uptrain_evaluate(evaluation_name, data, checks) Run an evaluation on the UpTrain server using UpTrain client. __init__(*, project_name: str = 'langchain', key_type: str = ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-3
Run when chain ends running. Parameters outputs (Dict[str, Any]) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_chain_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run when chain errors. Parameters error (BaseException)...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-4
Run when a chat model starts running. ATTENTION: This method is called for chat models. If you’re implementinga handler for a non-chat model, you should use on_llm_start instead. Parameters serialized (Dict[str, Any]) – messages (List[List[BaseMessage]]) – run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Opti...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-5
Run on new LLM token. Only available when streaming is enabled. Parameters token (str) – The new token. chunk (GenerationChunk | ChatGenerationChunk) – The new generated chunk, information. (containing content and other) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_llm_start(...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
798773a461e5-6
Run when Retriever errors. Parameters error (BaseException) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_retriever_start(serialized: Dict[str, Any], query: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[st...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
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Run when tool ends running. Parameters output (Any) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_tool_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run when tool errors. Parameters error (BaseException) – run_id (UUI...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.uptrain_callback.UpTrainCallbackHandler.html
d172e76c4eb0-0
langchain_community.callbacks.sagemaker_callback.save_json¶ langchain_community.callbacks.sagemaker_callback.save_json(data: dict, file_path: str) → None[source]¶ Save dict to local file path. Parameters data (dict) – The dictionary to be saved. file_path (str) – Local file path. Return type None
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.sagemaker_callback.save_json.html
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langchain_nvidia_ai_endpoints.callbacks.get_token_cost_for_model¶ langchain_nvidia_ai_endpoints.callbacks.get_token_cost_for_model(model_name: str, num_tokens: int, price_map: dict, is_completion: bool = False) → float[source]¶ Get the cost in USD for a given model and number of tokens. Parameters model_name (str) – Na...
https://api.python.langchain.com/en/latest/callbacks/langchain_nvidia_ai_endpoints.callbacks.get_token_cost_for_model.html
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langchain_community.callbacks.openai_info.get_openai_token_cost_for_model¶ langchain_community.callbacks.openai_info.get_openai_token_cost_for_model(model_name: str, num_tokens: int, is_completion: bool = False) → float[source]¶ Get the cost in USD for a given model and number of tokens. Parameters model_name (str) – N...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.openai_info.get_openai_token_cost_for_model.html
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langchain_core.callbacks.base.ToolManagerMixin¶ class langchain_core.callbacks.base.ToolManagerMixin[source]¶ Mixin for tool callbacks. Methods __init__() on_tool_end(output, *, run_id[, parent_run_id]) Run when tool ends running. on_tool_error(error, *, run_id[, parent_run_id]) Run when tool errors. __init__()¶ on_too...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.base.ToolManagerMixin.html
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langchain_core.callbacks.file.FileCallbackHandler¶ class langchain_core.callbacks.file.FileCallbackHandler(filename: str, mode: str = 'a', color: Optional[str] = None)[source]¶ Callback Handler that writes to a file. Initialize callback handler. Attributes ignore_agent Whether to ignore agent callbacks. ignore_chain Wh...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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Run on new LLM token. on_llm_start(serialized, prompts, *, run_id) Run when LLM starts running. on_retriever_end(documents, *, run_id[, ...]) Run when Retriever ends running. on_retriever_error(error, *, run_id[, ...]) Run when Retriever errors. on_retriever_start(serialized, query, *, run_id) Run when Retriever starts...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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color (Optional[str]) – kwargs (Any) – Return type Any on_agent_finish(finish: AgentFinish, color: Optional[str] = None, **kwargs: Any) → None[source]¶ Run on agent end. Parameters finish (AgentFinish) – color (Optional[str]) – kwargs (Any) – Return type None on_chain_end(outputs: Dict[str, Any], **kwargs: Any) → ...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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Run when a chat model starts running. ATTENTION: This method is called for chat models. If you’re implementinga handler for a non-chat model, you should use on_llm_start instead. Parameters serialized (Dict[str, Any]) – messages (List[List[BaseMessage]]) – run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Opti...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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Run on new LLM token. Only available when streaming is enabled. Parameters token (str) – The new token. chunk (GenerationChunk | ChatGenerationChunk) – The new generated chunk, information. (containing content and other) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_llm_start(...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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Run when Retriever errors. Parameters error (BaseException) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_retriever_start(serialized: Dict[str, Any], query: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[st...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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If not the final action, print out observation. Parameters output (str) – color (Optional[str]) – observation_prefix (Optional[str]) – llm_prefix (Optional[str]) – kwargs (Any) – Return type None on_tool_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run wh...
https://api.python.langchain.com/en/latest/callbacks/langchain_core.callbacks.file.FileCallbackHandler.html
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langchain_community.callbacks.llmonitor_callback.identify¶ langchain_community.callbacks.llmonitor_callback.identify(user_id: str, user_props: Optional[Any] = None) → UserContextManager[source]¶ Builds an LLMonitor UserContextManager Parameters user_id (-) – The user id. user_props (-) – The user properties. Returns A ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.identify.html
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langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler¶ class langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler(app_id: Optional[str] = None, api_url: Optional[str] = None, verbose: bool = False)[source]¶ Callback Handler for LLMonitor`. #### Parameters: app_id: The app id of ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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Run on agent end. on_chain_end(outputs, *, run_id[, parent_run_id]) Run when chain ends running. on_chain_error(error, *, run_id[, parent_run_id]) Run when chain errors. on_chain_start(serialized, inputs, *, run_id) Run when chain starts running. on_chat_model_start(serialized, messages, *, ...) Run when a chat model s...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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Run when tool ends running. on_tool_error(error, *, run_id[, parent_run_id]) Run when tool errors. on_tool_start(serialized, input_str, *, run_id) Run when tool starts running. Parameters app_id (Optional[str]) – api_url (Optional[str]) – verbose (bool) – __init__(app_id: Optional[str] = None, api_url: Optional[str]...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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kwargs (Any) – Return type Any on_chain_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any[source]¶ Run when chain errors. Parameters error (BaseException) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_chain_start(serialize...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Optional[List[str]]) – metadata (Optional[Dict[str, Any]]) – kwargs (Any) – Return type Any on_llm_end(response: LLMResult, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → None[source]¶ Run when LLM ends running. Parameters response (LL...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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kwargs (Any) – Return type Any on_llm_start(serialized: Dict[str, Any], prompts: List[str], *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → None[source]¶ Run when LLM starts running. ATTENTION: This method is called fo...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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kwargs (Any) – Return type Any on_retriever_start(serialized: Dict[str, Any], query: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when Retriever starts running. Parameters serialized (Dict[str, Any]) –...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Optional[List[str]]) – kwargs (Any) – Return type None on_tool_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any[source]¶ Run when tool errors. Parameters error (BaseException) – run_id (UUID) – parent_run...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.llmonitor_callback.LLMonitorCallbackHandler.html
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langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler¶ class langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler(name: Optional[str] = 'langchainrun-%', experiment: Optional[str] = 'langchain', tags: Optional[Dict] = None, tracking_uri: Optional[str] = None, run_id: Optional[str] = None, a...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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on_agent_finish(finish, **kwargs) Run when agent ends running. on_chain_end(outputs, **kwargs) Run when chain ends running. on_chain_error(error, **kwargs) Run when chain errors. on_chain_start(serialized, inputs, **kwargs) Run when chain starts running. on_chat_model_start(serialized, messages, *, ...) Run when a chat...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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Run when tool starts running. reset_callback_meta() Reset the callback metadata. __init__(name: Optional[str] = 'langchainrun-%', experiment: Optional[str] = 'langchain', tags: Optional[Dict] = None, tracking_uri: Optional[str] = None, run_id: Optional[str] = None, artifacts_dir: str = '') → None[source]¶ Initialize ca...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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on_chain_error(error: BaseException, **kwargs: Any) → None[source]¶ Run when chain errors. Parameters error (BaseException) – kwargs (Any) – Return type None on_chain_start(serialized: Dict[str, Any], inputs: Dict[str, Any], **kwargs: Any) → None[source]¶ Run when chain starts running. Parameters serialized (Dict[str...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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Parameters error (BaseException) – kwargs (Any) – Return type None on_llm_new_token(token: str, **kwargs: Any) → None[source]¶ Run when LLM generates a new token. Parameters token (str) – kwargs (Any) – Return type None on_llm_start(serialized: Dict[str, Any], prompts: List[str], **kwargs: Any) → None[source]¶ Run ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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kwargs (Any) – Return type Any on_text(text: str, **kwargs: Any) → None[source]¶ Run when text is received. Parameters text (str) – kwargs (Any) – Return type None on_tool_end(output: Any, **kwargs: Any) → None[source]¶ Run when tool ends running. Parameters output (Any) – kwargs (Any) – Return type None on_tool_e...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.mlflow_callback.MlflowCallbackHandler.html
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langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler¶ class langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler[source]¶ Callback Handler that tracks bedrock anthropic info. Attributes always_verbose Whether to call verbose cal...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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on_llm_new_token(token, **kwargs) Print out the token. on_llm_start(serialized, prompts, **kwargs) Print out the prompts. on_retriever_end(documents, *, run_id[, ...]) Run when Retriever ends running. on_retriever_error(error, *, run_id[, ...]) Run when Retriever errors. on_retriever_start(serialized, query, *, run_id)...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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Parameters finish (AgentFinish) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_chain_end(outputs: Dict[str, Any], *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run when chain ends running. Parameters outputs (Dict[str, Any]) – run_id (UUID) – pa...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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kwargs (Any) – Return type Any on_chat_model_start(serialized: Dict[str, Any], messages: List[List[BaseMessage]], *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when a chat model starts running. ATTENTION: Th...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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Print out the token. Parameters token (str) – kwargs (Any) – Return type None on_llm_start(serialized: Dict[str, Any], prompts: List[str], **kwargs: Any) → None[source]¶ Print out the prompts. Parameters serialized (Dict[str, Any]) – prompts (List[str]) – kwargs (Any) – Return type None on_retriever_end(documents:...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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metadata (Optional[Dict[str, Any]]) – kwargs (Any) – Return type Any on_retry(retry_state: RetryCallState, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run on a retry event. Parameters retry_state (RetryCallState) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Re...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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kwargs (Any) – Return type Any on_tool_start(serialized: Dict[str, Any], input_str: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, inputs: Optional[Dict[str, Any]] = None, **kwargs: Any) → Any¶ Run when tool starts running. Param...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.bedrock_anthropic_callback.BedrockAnthropicTokenUsageCallbackHandler.html
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langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler¶ class langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler(*, answer_prefix_tokens: Optional[List[str]] = None, strip_tokens: bool = True, stream_prefix: bool = False)[source]¶ Callback handler that returns an ...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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on_chain_start(serialized, inputs, *, run_id) Run when chain starts running. on_chat_model_start(serialized, messages, *, ...) Run when a chat model starts running. on_llm_end(response, **kwargs) Run when LLM ends running. on_llm_error(error, **kwargs) Run when LLM errors. on_llm_new_token(token, **kwargs) Run on new L...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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Default is [“Final”, “Answer”, “:”] strip_tokens (bool) – Ignore white spaces and new lines when comparing answer_prefix_tokens to last tokens? (to determine if answer has been reached) stream_prefix (bool) – Should answer prefix itself also be streamed? Return type None async aiter() → AsyncIterator[str]¶ Return type ...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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Run when chain ends running. Parameters outputs (Dict[str, Any]) – run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Optional[List[str]]) – kwargs (Any) – Return type None async on_chain_error(error: BaseException, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, **kwar...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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Run when a chat model starts running. ATTENTION: This method is called for chat models. If you’re implementinga handler for a non-chat model, you should use on_llm_start instead. Parameters serialized (Dict[str, Any]) – messages (List[List[BaseMessage]]) – run_id (UUID) – parent_run_id (Optional[UUID]) – tags (Opti...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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serialized (Dict[str, Any]) – prompts (List[str]) – kwargs (Any) – Return type None async on_retriever_end(documents: Sequence[Document], *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, **kwargs: Any) → None¶ Run on retriever end. Parameters documents (Sequence[Document]) – ...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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kwargs (Any) – Return type None async on_retry(retry_state: RetryCallState, *, run_id: UUID, parent_run_id: Optional[UUID] = None, **kwargs: Any) → Any¶ Run on a retry event. Parameters retry_state (RetryCallState) – run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any async on_text(text...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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kwargs (Any) – Return type None async on_tool_start(serialized: Dict[str, Any], input_str: str, *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, inputs: Optional[Dict[str, Any]] = None, **kwargs: Any) → None¶ Run when tool starts runnin...
https://api.python.langchain.com/en/latest/callbacks/langchain.callbacks.streaming_aiter_final_only.AsyncFinalIteratorCallbackHandler.html
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langchain_community.callbacks.tracers.wandb.WandbTracer¶ class langchain_community.callbacks.tracers.wandb.WandbTracer(run_args: Optional[WandbRunArgs] = None, **kwargs: Any)[source]¶ Callback Handler that logs to Weights and Biases. This handler will log the model architecture and run traces to Weights and Biases. Thi...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.tracers.wandb.WandbTracer.html
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Run on agent end. on_chain_end(outputs, *, run_id[, inputs]) End a trace for a chain run. on_chain_error(error, *[, inputs]) Handle an error for a chain run. on_chain_start(serialized, inputs, *, run_id) Start a trace for a chain run. on_chat_model_start(serialized, messages, *, ...) Start a trace for an LLM run. on_ll...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.tracers.wandb.WandbTracer.html
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Handle an error for a tool run. on_tool_start(serialized, input_str, *, run_id) Start a trace for a tool run. __init__(run_args: Optional[WandbRunArgs] = None, **kwargs: Any) → None[source]¶ Initializes the WandbTracer. Parameters run_args (Optional[WandbRunArgs]) – (dict, optional) Arguments to pass to wandb.init(). I...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.tracers.wandb.WandbTracer.html
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run_id (UUID) – parent_run_id (Optional[UUID]) – kwargs (Any) – Return type Any on_chain_end(outputs: Dict[str, Any], *, run_id: UUID, inputs: Optional[Dict[str, Any]] = None, **kwargs: Any) → Run¶ End a trace for a chain run. Parameters outputs (Dict[str, Any]) – run_id (UUID) – inputs (Optional[Dict[str, Any]]) ...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.tracers.wandb.WandbTracer.html
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name (Optional[str]) – kwargs (Any) – Return type Run on_chat_model_start(serialized: Dict[str, Any], messages: List[List[BaseMessage]], *, run_id: UUID, tags: Optional[List[str]] = None, parent_run_id: Optional[UUID] = None, metadata: Optional[Dict[str, Any]] = None, name: Optional[str] = None, **kwargs: Any) → Run¶...
https://api.python.langchain.com/en/latest/callbacks/langchain_community.callbacks.tracers.wandb.WandbTracer.html