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    Pythonlangchain-corecallbacksbaseBaseCallbackHandler
    Class●Since v0.1

    BaseCallbackHandler

    Base callback handler.

    Copy
    BaseCallbackHandler()

    Bases

    LLMManagerMixinChainManagerMixinToolManagerMixinRetrieverManagerMixinCallbackManagerMixinRunManagerMixin

    Used in Docs

    • Gpt4all integration

    Attributes

    attribute
    raise_error: bool

    Whether to raise an error if an exception occurs.

    attribute
    run_inline: bool

    Whether to run the callback inline.

    attribute
    ignore_llm: bool

    Whether to ignore LLM callbacks.

    attribute
    ignore_retry: bool

    Whether to ignore retry callbacks.

    attribute
    ignore_chain: bool

    Whether to ignore chain callbacks.

    attribute
    ignore_agent: bool

    Whether to ignore agent callbacks.

    attribute
    ignore_retriever: bool

    Whether to ignore retriever callbacks.

    attribute
    ignore_chat_model: bool

    Whether to ignore chat model callbacks.

    attribute
    ignore_custom_event: bool

    Ignore custom event.

    Inherited fromLLMManagerMixin

    Methods

    Mon_llm_new_token
    —

    Run on new output token.

    Mon_llm_end
    —

    End a trace for a model run.

    Mon_llm_error
    —

    Handle an error for an LLM run.

    Inherited fromChainManagerMixin

    Methods

    Mon_chain_end
    —

    End a trace for a chain run.

    Mon_chain_error
    —

    Handle an error for a chain run.

    Mon_agent_action
    —

    Run on agent action.

    Mon_agent_finish
    —

    Run on the agent end.

    Inherited fromToolManagerMixin

    Methods

    Mon_tool_end
    —

    End a trace for a tool run.

    Mon_tool_error
    —

    Run when tool errors.

    Inherited fromRetrieverManagerMixin

    Methods

    Mon_retriever_error
    —

    Run when Retriever errors.

    Mon_retriever_end
    —

    Run when Retriever ends running.

    Inherited fromCallbackManagerMixin

    Methods

    Mon_llm_start
    —

    Start a trace for a (non-chat model) LLM run.

    Mon_chat_model_start
    —

    Start a trace for a chat model run.

    Mon_retriever_start
    —

    Run when Retriever starts running.

    Mon_chain_start
    —

    Start a trace for a chain run.

    Mon_tool_start
    —

    Start a trace for a tool run.

    Inherited fromRunManagerMixin

    Methods

    Mon_text
    —

    Run on an arbitrary text.

    Mon_retry
    —

    Run on retry.

    Mon_custom_event
    —

    Generate a custom astream event.

    View source on GitHub