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 get_weather(city: str) -> str:
    """A tool that retrieves the current weather for a city using DuckDuckGoSearchTool
    
    Args:
        city: the name of the city
        
    Returns:
        str: Weather information for the specified city, or error message
    """
    try:
        # Create instance first, then call setup on the instance
        web_search_tool = DuckDuckGoSearchTool(max_results=3)
        web_search_tool.setup()  # Call setup on instance, not class
        
        # Search for weather information
        search_query = f"current weather {city} temperature forecast"
        results = web_search_tool(search_query)
        
        # Debug: Print raw results to understand the structure
        print(f"Raw results type: {type(results)}")
        print(f"Raw results: {results}")
        
        # Process results based on different possible return types
        if results:
            weather_info = []
            
            # Handle different result formats
            if isinstance(results, list):
                for i, result in enumerate(results[:3]):  # Use top 3 results
                    print(f"Result {i}: {type(result)} - {result}")
                    
                    if isinstance(result, dict):
                        # Handle dictionary results
                        text = result.get('snippet', result.get('body', result.get('content', '')))
                        title = result.get('title', '')
                        url = result.get('url', '')
                        
                        # Combine title and text for better context
                        combined = f"{title} {text}".strip()
                        
                    elif isinstance(result, str):
                        # Handle string results
                        combined = result
                        
                    else:
                        # Handle object results with attributes
                        combined = ""
                        for attr in ['snippet', 'body', 'content', 'text', 'description']:
                            if hasattr(result, attr):
                                value = getattr(result, attr)
                                if value:
                                    combined += f"{value} "
                        
                        # Also try title
                        if hasattr(result, 'title'):
                            title = getattr(result, 'title')
                            if title:
                                combined = f"{title} {combined}"
                    
                    # Filter for weather-related content
                    if combined and any(keyword in combined.lower() for keyword in 
                                      ['temperature', 'weather', '°f', '°c', 'degrees', 'sunny', 
                                       'cloudy', 'rain', 'forecast', 'humidity', 'wind']):
                        weather_info.append(combined[:200])  # Limit length
            
            elif isinstance(results, str):
                # Handle single string result
                weather_info = [results[:300]]
            
            else:
                # Handle other result types
                weather_info = [str(results)[:300]]
            
            # Format final response
            if weather_info:
                return f"Weather in {city}: {' | '.join(weather_info)}"
            else:
                return f"Found search results for {city} but no clear weather information. Raw results: {str(results)[:200]}"
        
        else:
            return f"No search results found for weather in {city}"
            
    except ImportError as e:
        return f"Error: DuckDuckGoSearchTool not available. Import error: {str(e)}"
    except AttributeError as e:
        return f"Error: Problem with DuckDuckGoSearchTool setup or usage: {str(e)}"
    except TypeError as e:
        return f"Error: Incorrect parameters for DuckDuckGoSearchTool: {str(e)}"
    except Exception as e:
        return f"Error fetching weather information for city '{city}': {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='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_weather, 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()