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_nasa_info(date: str) -> str:
    """
    Get a NASA image and its description for a specific date
    Gccepts dates with 'yyyy-mm-dd' format and returns image link and description for nasa images
    Args:
        date: A string input representing the desired date in 'YYYY-MM-DD' format.
    Returns:
        A string containing the image URL and a description of the image, or an error message if something goes wrong.
    """

    # Construct the API URL with the provided date and the DEMO_KEY.
    api_url = f"https://api.nasa.gov/planetary/apod?date={date}&api_key=DEMO_KEY"
    
    try:
        response = requests.get(api_url)
        response.raise_for_status()
        data = response.json()
        
        # Extract the image URL and description (explanation) from the API response.
        image_url = data.get("url", "No image URL available")
        description = data.get("explanation", "No description available")
        
        result = f"Image URL: {image_url}\n\nDescription: {description}"
    except Exception as e:
        result = f"Error fetching APOD: {str(e)}"
    
    return result
    

@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()
duckduckgo_search_tool = DuckDuckGoSearchTool()
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='Qwen/Qwen2.5-Coder-32B-Instruct',
    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_nasa_info, duckduckgo_search_tool, get_current_time_in_timezone, image_generation_tool], ## 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()