from telegram import Update
from telegram.ext import Updater, CommandHandler, CallbackContext
import requests
import json

def corona(update: Update, context: CallbackContext) -> None:
    r = requests.get("https://plus.yle.fi/lambda_sheets/korona/2020-04-suomi_daily_infections/data.json")
    dataset = json.loads(r.content)

    tapaus_viesti = (
        f"Päivä {dataset['data'][-1]['date']}\n\n"
        f"Alue: {dataset['data'][-1]['area']} \n"
        f"Yhteensä: {dataset['data'][-1]['cumulative']} \n"
        f"Uusia: {dataset['data'][-1]['new']} \n"
    )

    update.message.reply_text(tapaus_viesti)


updater = Updater('<token>')

updater.dispatcher.add_handler(CommandHandler('corona', corona))

updater.start_polling()
updater.idle()