langchainrust 0.2.15

A LangChain-inspired framework for building LLM applications in Rust. Supports OpenAI, Agents, Tools, Memory, Chains, RAG, BM25, Hybrid Retrieval, LangGraph, HyDE, Reranking, MultiQuery, and native Function Calling.
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// src/callbacks/handlers/mod.rs
//! Built-in callback handlers

mod stdout_handler;
mod langsmith_handler;
mod file_handler;

pub use stdout_handler::StdOutHandler;
pub use langsmith_handler::LangSmithHandler;
pub use file_handler::{FileCallbackHandler, LogFormat};