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 duckduckgo_search(query: str) -> str:
    """A tool that searches DuckDuckGo for the given query and returns the top 3 URLs.
    
    Args:
        query: A string representing the search query.
    Returns:
        A string containing the top 3 URLs separated by newline characters.
    """
    try:
        # Initialize the search tool
        search_tool = DuckDuckGoSearchTool()
        # Run the search query
        results = search_tool.run(query)
        
        # Ensure results are a list
        if not isinstance(results, list):
            return "Unexpected response format from DuckDuckGo search."

        # Extract the top 3 results
        top_results = results[:3]
        urls = [result.get("url", "URL not found") for result in top_results]
        
        return "\n".join(urls)
    
    except Exception as e:
        return f"Error performing DuckDuckGo search: {str(e)}"


@tool
def generate_image(prompt: str) -> str:
    """A tool that generates an image based on a text prompt.
    
    Args:
        prompt: A text description for the image to generate.
        
    Returns:
        A string containing the URL of the generated image, or an error message if generation fails.
    """
    try:
        # Call the preloaded image_generation_tool with the provided prompt.
        result = image_generation_tool(prompt=prompt)
        # Assume the tool returns a dictionary with an 'image_url' key.
        image_url = result.get("image_url", "No image URL returned")
        return image_url
    except Exception as e:
        return f"Error generating image: {str(e)}"


@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='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud', # using the endpoint for model_id
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, duckduckgo_search, generate_image, get_current_time_in_timezone],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()