weather_skills.py

import asyncio
import datetime

import python_weather

from assistant.enumerations import FontStyles
from assistant.response import Connection, ResponseType


class WeatherSkills(Connection):
    def run(self) -> None:
        loop = asyncio.get_event_loop()
        loop.run_until_complete(self._check_weather())

    async def _check_weather(self) -> None:
        # Gets input from user and make a request for api to get weather for given city
        client = python_weather.Client()
        city = self.recv_from_speech('Say city name')

        try:
            weather = await client.find(city)
        except Exception as e:
            self.send(ResponseType.SKILL_FAIL, 'City not found', FontStyles.NORMAL)
            await client.close()

        message = self._create_message(weather)
        self.send(ResponseType.TEXT_RESPONSE, message, FontStyles.NORMAL)

        await client.close()

    @staticmethod
    def _create_message(weather, temperature_unit='C') -> str:
        # Creates output message from result returned by weather api
        message = f'{weather.location_name}\nNow: {str(weather.current.temperature)} {temperature_unit} ' \
                  f'{weather.current.sky_text}\n'

        for forecast in weather.forecasts:
            date = datetime.date(forecast.date.year, forecast.date.month, forecast.date.day)
            if date >= datetime.date.today():
                message += 'Today' if date == datetime.date.today() else forecast.day
                message += f': {str(forecast.temperature)} {temperature_unit} {forecast.sky_text}\n'

        return message