app.py

from smolagents import (
    CodeAgent,
    DuckDuckGoSearchTool,
    FinalAnswerTool,
    HfApiModel,
    load_tool,
    tool,
    GradioUI
)

import datetime
import pytz
import yaml


@tool
def my_custom_tool(arg1: str, arg2: int) -> str:
    """A tool that does nothing yet

    Args:
        arg1: the first argument
        arg2: the second argument
    """
    return "What magic will you build?"


@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """Fetch the current local time in a specified timezone.

    Args:
        timezone: A valid timezone string like 'Asia/Kolkata'
    """
    try:
        tz = pytz.timezone(timezone)

        local_time = datetime.datetime.now(tz).strftime(
            "%Y-%m-%d %H:%M:%S"
        )

        return (
            f"The current local time in "
            f"{timezone} is: {local_time}"
        )

    except Exception as e:
        return (
            f"Error fetching time for timezone "
            f"'{timezone}': {str(e)}"
        )


final_answer = FinalAnswerTool()


model = HfApiModel(
    model_id="Qwen/Qwen2.5-Coder-32B-Instruct",
    max_tokens=2096,
    temperature=0.5,
)


with open("prompts.yaml", "r") as stream:
    prompt_templates = yaml.safe_load(stream)


agent = CodeAgent(
    model=model,

    tools=[
        get_current_time_in_timezone,
        my_custom_tool,
        final_answer
    ],

    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()