from datetime import timedelta

from prefect import flow, task, get_run_logger
from prefect.tasks import task_input_hash
import httpx

@task(retries=3, cache_key_fn=task_input_hash, cache_expiration=timedelta(minutes= 1))
def fetch_temp(lat: float, lon: float):
    base_url = "<https://api.open-meteo.com/v1/forecast/>"
    weather = httpx.get(
        base_url,
        params=dict(latitude=lat, longitude=lon, hourly="temperature_2m"),
    )
    most_recent_temp = float(weather.json()["hourly"]["temperature_2m"][0])
    return most_recent_temp


@flow
def pipeline(lat, lon):
    logger = get_run_logger()
    result = fetch_temp(lat, lon)
    <http://logger.info|logger.info>(f"result : {str(result)}")





if __name__ == '__main__':
    pipeline(38.9, -77.0)