agent.py

# --- IMPORTS --- #
import os
import re
import ast
import requests
import tempfile
from pathlib import Path
from enum import Enum
from typing import Optional, Dict, List, Any, TypedDict

from dotenv import load_dotenv
from langgraph.graph import StateGraph, END
from langchain.tools import Tool as LangTool
from langchain_core.runnables import RunnableLambda
from langchain.tools import StructuredTool

# --- Integrazione Zephyr LLM ---
from transformers import AutoTokenizer, AutoModelForCausalLM, pipeline
from langchain_community.llms import HuggingFacePipeline
import torch

#