app.py

from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def my_custom_tool(arg1:str, arg2:int)-> str: #it's import to specify the return type
    #Keep this format for the description / args / args description but feel free to modify the tool
    """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:
    """A tool that fetches the current local time in a specified timezone.
    Args:
        timezone: A string representing a valid timezone (e.g., 'America/New_York').
    """
    try:
        # Create timezone object
        tz = pytz.timezone(timezone)
        # Get current time in that timezone
        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
        return f"The current local time in {timezone} is: {local_time}"
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}"


@tool
def convert_currency(amount: float, from_currency: str, to_currency: str) -> str:
    """A tool that converts an amount from one currency to another using real-time exchange rates.
    Args:
        amount: The amount of money to convert.
        from_currency: The 3-letter currency code to convert from (e.g., 'INR', 'USD', 'EUR').
        to_currency: The 3-letter currency code to convert to (e.g., 'INR', 'USD', 'EUR').
    """
    try:
        # Free API endpoint, no key required for basic exchange rates
        url = f"https://api.exchangerate-api.com/v4/latest/{from_currency.upper()}"
        response = requests.get(url)
        
        if response.status_code == 200:
            data = response.json()
            rates = data.get("rates", {})
            
            if to_currency.upper() in rates:
                rate = rates[to_currency.upper()]
                converted_amount = amount * rate
                return f"{amount} {from_currency.upper()} is equal to {converted_amount:.2f} {to_currency.upper()} (Exchange Rate: {rate})"
            else:
                return f"Sorry, the currency code '{to_currency}' is not supported or invalid."
        else:
            return f"Could not fetch exchange rates. Make sure '{from_currency}' is a valid 3-letter currency code."
            
    except Exception as e:
        return f"Error during currency conversion: {str(e)}"


final_answer = FinalAnswerTool()

# If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder:
# model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud' 

model = HfApiModel(
max_tokens=2096,
temperature=0.5,
model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
custom_role_conversions=None,
)


# Import tool from Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)
    
agent = CodeAgent(
    model=model,
    tools=[final_answer,get_current_time_in_timezone, convert_currency], ## add your tools here (don't remove final answer)
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()