tools/WeatherTool.py

from pyowm import OWM
from smolagents import tool
import os


@tool
def get_weather(city: str, nation: str) -> str:
    """
    This tool returns the current weather for one specific city.

    Args:
        city: The city to search the weather.
        nation: The nation where the city is located.
    """
    API_KEY = os.getenv("OPENWEATHER_API_KEY")
    owm = OWM(API_KEY)
    mgr = owm.weather_manager()

    location = f'{city}, {nation}'

    observation = mgr.weather_at_place(location)
    w = observation.weather

    temperature = w.temperature('celsius')['temp']
    status = w.detailed_status
    humidity = w.humidity

    return f"Location: {location}\nStatus: {status}\nTemperature: {temperature}\nHumidity: {humidity}%"


if __name__ == "__main__":
    print(get_weather('Sao Paulo', 'BR'))