langchain_core.callbacks.base.CallbackManagerMixin¶
- class langchain_core.callbacks.base.CallbackManagerMixin[source]¶
Mixin for callback manager.
Methods
__init__()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_start(serialized, prompts, *, run_id)Run when LLM starts running.
on_retriever_start(serialized, query, *, run_id)Run when Retriever starts running.
on_tool_start(serialized, input_str, *, run_id)Run when tool starts running.
- __init__()¶
- on_chain_start(serialized: Dict[str, Any], inputs: Dict[str, Any], *, run_id: UUID, parent_run_id: Optional[UUID] = None, tags: Optional[List[str]] = None, metadata: Optional[Dict[str, Any]] = None, **kwargs: Any) Any[source]¶
Run when chain starts running.
- 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[source]¶
Run when a chat model starts running.
- 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) Any[source]¶
Run when LLM starts running.