tools.py

import getpass
import os
from langchain.tools import Tool
# from langchain_community.tools import DuckDuckGoSearchRun
from langchain_tavily import TavilySearch
from langchain_experimental.utilities import PythonREPL


if not os.environ.get("TAVILY_API_KEY"):
    os.environ["TAVILY_API_KEY"] = getpass.getpass("Tavily API key:\n")

# web_search_tool = DuckDuckGoSearchRun()

# Initialize Tavily Search Tool
tavily_search_tool = TavilySearch(
    max_results=5,
    topic="general",
)

python_repl = PythonREPL()
repl_tool = Tool(
    name="python_repl",
    description="A Python shell. Use this to execute python commands. Input should be a valid python command. If you want to see the output of a value, you should print it out with `print(...)`.",
    func=python_repl.run,
)