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 decimal import Decimal, getcontext

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def get_approximate_pi(precision: int) -> str:
    """A tool that approximates π to the specified number of decimal places using the Gauss-Legendre algorithm.
    Args:
        precision: An integer representing the number of decimal places for π approximation.
    """
    if precision < 0:
        return "0"

    # Set higher internal precision to ensure accuracy during calculations
    getcontext().prec = precision + 10

    # Initial values
    a = Decimal('1')
    b = Decimal('1') / Decimal('2').sqrt()
    t = Decimal('0.25')
    p = Decimal('1')

    # Limit iterations to prevent overflow and ensure convergence
    max_iterations = 100
    for _ in range(max_iterations):
        a_next = (a + b) / 2
        b = (a * b).sqrt()
        t = t - p * (a - a_next) * (a - a_next)
        a = a_next
        p = 2 * p

        # Check if a and b have converged to sufficient precision
        if abs(a - b) < Decimal('10') ** (-precision - 5):
            break

    # Calculate pi
    pi = ((a + b) * (a + b)) / (4 * t)

    # Adjust precision for output and round explicitly to desired decimal places
    getcontext().prec = precision + 1  # Include one extra digit for accurate rounding
    pi = pi.quantize(Decimal(f'0.{"0" * precision}'), rounding='ROUND_HALF_UP')

    return str(pi)

@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)}"


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_approximate_pi, get_current_time_in_timezone], ## 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()