basic_agent.py

import os
import logging
import sys

import smolagents


LOG = logging.getLogger(__name__)

SYSTEM_PROMPT = """
You are a general AI assistant. I will ask you a question. Report your thoughts, and finish your answer with the following template: FINAL ANSWER: [YOUR FINAL ANSWER]. YOUR FINAL ANSWER should be a number OR as few words as possible OR a comma separated list of numbers and/or strings. If you are asked for a number, don't use comma to write your number neither use units such as $ or percent sign unless specified otherwise. If you are asked for a string, don't use articles, neither abbreviations (e.g. for cities), and write the digits in plain text unless specified otherwise. If you are asked for a comma separated list, apply the above rules depending of whether the element to be put in the list is a number or a string.

Take the time to plan the steps to reach the solution. Show the steps and then execute the steps.
"""

# --- Basic Agent Definition ---
# ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------
class BasicAgent:
    def __init__(self, model_id=None):
        print("BasicAgent initializing.")
        # Logs appear to be swallowed.
        LOG.warning("logging BasicAgent initialized.")

        if model_id:
          self.model_id = model_id
        else:
          #self.model_id = "HuggingFaceTB/SmolLM2-1.7B-Instruct"
          #self.model_id = "Qwen/Qwen3-4B-FP8"
          self.model_id = "Qwen/Qwen3-32B"

        # Run locally.
        #self.model = smolagents.TransformersModel(
        #  model_id=self.model_id,
        #  max_new_tokens=32000,
        #  )

        print("BasicAgent making model.")
        self.model = smolagents.HfApiModel(
            max_tokens=32000,
            temperature=0.3,
            model_id=self.model_id,
            custom_role_conversions=None,
            )
        self.tools = [smolagents.DuckDuckGoSearchTool(), smolagents.VisitWebpageTool(), smolagents.FinalAnswerTool()]

        print("BasicAgent making search tool.")
        self.search_agent = smolagents.CodeAgent(
            name="search_agent",
            description="Search the web",
            model=self.model,
            tools=self.tools,
            max_steps=6,
            verbosity_level=2,
            planning_interval=None,
            additional_authorized_imports=["duckduckgo_search"],
            )

        print("BasicAgent making manager.")
        self.manager_agent = smolagents.CodeAgent(
            name="manager_agent",
            description="Manger of other agents",
            tools=[smolagents.FinalAnswerTool()],
            model=self.model,
            max_steps=6,
            verbosity_level=2,
            planning_interval=None,
            additional_authorized_imports=["duckduckgo_search"],
            managed_agents=[self.search_agent]
            )

    def __call__(self, question: str) -> str:
        print(f"NEW Agent received question (first 50 chars): {question[:50]}...")
        prompt = f"{SYSTEM_PROMPT}\n\n{question}"
        answer = self.manager_agent.run(prompt)
        print(f"NEW {answer=}")
        return answer