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 monte_carlo_integration(func_expr: str, a: float, b: float, samples: int = 10000) -> str:
    """A tool that computes the approximate definite integral of a given function between limits a and b using Monte Carlo integration.
    
    Args:
        func_expr: A string representing a mathematical function of x (e.g., "x**2 + 3*x + 2" or "math.sin(x)").
        a: The lower bound of integration.
        b: The upper bound of integration.
        samples: The number of random samples to use for the approximation. Defaults to 10000.
        
    Returns:
        A string representing the approximate value of the integral.
    """
    import random
    import math

    # Create a safe dictionary of math functions and add the math module itself.
    safe_dict = {k: getattr(math, k) for k in dir(math) if not k.startswith("__")}
    safe_dict["math"] = math  # Allow expressions to use the 'math' prefix

    # Define the function to integrate safely using eval
    def f(x):
        try:
            # Only allow x and math functions in the evaluation context
            safe_dict["x"] = x
            return eval(func_expr, {"__builtins__": {}}, safe_dict)
        except Exception as e:
            raise ValueError(f"Error evaluating function at x={x}: {e}")
    
    total = 0.0
    for _ in range(samples):
        x = random.uniform(a, b)
        total += f(x)
    
    integral = (b - a) * total / samples
    return f"The approximate integral of {func_expr} from {a} to {b} is {integral:.4f}"


@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, monte_carlo_integration, get_current_time_in_timezone, image_generation_tool, DuckDuckGoSearchTool()], ## 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()