Move from HTML templates to pure Python

Remove cruft

games/tasks.py

@@ -4,10 +4,10 @@ import requests
 from django.db import models
 from django.template.defaultfilters import floatformat
 
-logger = logging.getLogger("games")
-
 from games.models import ExchangeRate, Purchase
 
+logger = logging.getLogger("games")
+
 # fixme: save preferred currency in user model
 currency_to = "CZK"
 currency_to = currency_to.upper()