langchain.js
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    Class BaseSingleActionAgentAbstract

    Abstract base class for single action agents in LangChain. Extends the BaseAgent class and provides additional functionality specific to single action agents.

    Hierarchy (View Summary)

    Index

    Constructors

    constructor

    Properties

    ToolType

    Accessors

    allowedTools inputKeys returnValues

    Methods

    _agentActionType _agentType plan prepareForOutput returnStoppedResponse

    Constructors

    Properties

    ToolType: StructuredToolInterface

    Accessors

    • get allowedTools(): undefined | string[]

      Returns undefined | string[]

    • get inputKeys(): string[]

      Returns string[]

    • get returnValues(): string[]

      Returns string[]

    Methods

    _agentActionType

    • _agentActionType(): string

      Return the string type key uniquely identifying multi or single action agents.

      Returns string

    _agentType

    • _agentType(): string

      Return the string type key uniquely identifying this class of agent.

      Returns string

    • Decide what to do, given some input.

      Parameters

      • steps: AgentStep[]

        Steps the LLM has taken so far, along with observations from each.

      • inputs: ChainValues

        User inputs.

      • OptionalcallbackManager: any

        Callback manager.

      • Optionalconfig: any

      Returns Promise<any>

      Action specifying what tool to use.

    • Prepare the agent for output, if needed

      Parameters

      • _returnValues: AgentFinish
      • _steps: AgentStep[]

      Returns Promise<AgentFinish>

    • Return response when agent has been stopped due to max iterations

      Parameters

      • earlyStoppingMethod: StoppingMethod
      • _steps: AgentStep[]
      • _inputs: ChainValues
      • Optional_callbackManager: any

      Returns Promise<AgentFinish>

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