Function getTracingCallbackHandler

getTracingCallbackHandler(session?): Promise<LangChainTracerV1>
Parameters
- Optional session: string
  
  Optional session to load into the tracer.
Returns Promise<LangChainTracerV1>
An instance of LangChainTracerV1.

Deprecated
Use the V2 handler instead.

Function that returns an instance of LangChainTracerV1. If a session is provided, it loads that session into the tracer; otherwise, it loads a default session.
- Defined in langchain-core/src/tracers/initialize.ts:13

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