app.py

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

# Define the tool correctly using @tool decorator
@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """
    Fetches the current local time in a specified timezone.

    Parameters:
        timezone (str): The name of the timezone in "Continent/City" format. 
                        Example: "Asia/Kolkata", "America/New_York".

    Returns:
        str: The current time in the given timezone in 'YYYY-MM-DD HH:MM:SS' format, 
             or an error message if the timezone is invalid.
    """
    try:
        tz = pytz.timezone(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)}"

# Load final answer tool
final_answer = FinalAnswerTool()

# Define the model
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='Qwen/Qwen2.5-Coder-32B-Instruct',
    custom_role_conversions=None,
)

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

# Load prompt templates
with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)

# Create the Agent with properly defined tools
agent = CodeAgent(
    model=model,
    tools=[final_answer, DuckDuckGoSearchTool(), get_current_time_in_timezone, image_generation_tool],  
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name="My First SmolAgent",
    description="An AI assistant capable of searching, fetching time, and generating images.",
    prompt_templates=prompt_templates
)

# Launch UI
GradioUI(agent).launch()