LangChain Reference home pageLangChain ReferenceLangChain Reference
  • GitHub
  • Main Docs
Deep Agents
LangChain
LangGraph
Integrations
LangSmith
  • Overview
    • Overview
    • Graphs
    • Functional API
    • Pregel
    • Checkpointing
    • Storage
    • Caching
    • Types
    • Runtime
    • Config
    • Errors
    • Constants
    • Channels
    • Agents
    LangGraph CLI
    LangGraph SDK
    LangGraph Supervisor
    LangGraph Swarm
    ⌘I

    LangChain Assistant

    Ask a question to get started

    Enter to send•Shift+Enter new line

    Menu

    OverviewGraphsFunctional APIPregelCheckpointingStorageCachingTypesRuntimeConfigErrorsConstantsChannelsAgents
    LangGraph CLI
    LangGraph SDK
    LangGraph Supervisor
    LangGraph Swarm
    Language
    Theme
    Pythonlanggraphgraph_nodeStateNodeSpec
    Class●Since v0.6

    StateNodeSpec

    Copy
    StateNodeSpec( self, runnable: StateNode[NodeInputT, ContextT], metadata: dict[str, Any] | None, input_schema: type[NodeInputT], retry_policy: RetryPolicy | Sequence[RetryPolicy] | None, cache_policy: CachePolicy | None, ends: tuple[str, ...] | dict[str, str] | None = EMPTY_SEQ, defer: bool = False )

    Bases

    Generic[NodeInputT, ContextT]

    Constructors

    constructor
    __init__
    NameType
    runnableStateNode[NodeInputT, ContextT]
    metadatadict[str, Any] | None
    input_schematype[NodeInputT]
    retry_policyRetryPolicy | Sequence[RetryPolicy] | None
    cache_policyCachePolicy | None
    endstuple[str, ...] | dict[str, str] | None
    deferbool

    Attributes

    attribute
    runnable: StateNode[NodeInputT, ContextT]
    attribute
    metadata: dict[str, Any] | None
    attribute
    input_schema: type[NodeInputT]
    attribute
    retry_policy: RetryPolicy | Sequence[RetryPolicy] | None
    attribute
    cache_policy: CachePolicy | None
    attribute
    ends: tuple[str, ...] | dict[str, str] | None
    attribute
    defer: bool
    View source on GitHub