59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
# -*- coding: UTF-8 -*-
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# pylint: disable=C0111,R0903
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"""Displays currency exchange rates. Currently, displays currency between GBP and USD/EUR only.
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Requires the following python packages:
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* requests
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Parameters:
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* currency.interval: Interval in minutes between updates, default is 1.
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import bumblebee.input
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import bumblebee.output
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import bumblebee.engine
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import json
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import time
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try:
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import requests
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from requests.exceptions import RequestException
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except ImportError:
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pass
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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super(Module, self).__init__(engine, config,
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bumblebee.output.Widget(full_text=self.price)
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)
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self._price = "-"
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self._interval = int(self.parameter("interval", "1"))
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self._nextcheck = 0
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self._valid = False
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def price(self, widget):
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if not self._valid:
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return u"?"
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return self._price
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def update(self, widgets):
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timestamp = int(time.time())
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if self._nextcheck < int(time.time()):
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try:
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self._nextcheck = int(time.time()) + self._interval*60
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price_url = "http://api.fixer.io/latest?symbols=USD,EUR&base=GBP"
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try:
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price_json = json.loads( requests.get(price_url).text )
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gbpeur = str(price_json['rates']['EUR'])
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gbpusd = str(price_json['rates']['USD'])
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except ValueError:
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gbpeur = "-"
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gbpusd = "-"
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self._price = u"£/€ " + gbpeur + u" | £/$ " + gbpusd
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self._valid = True
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except RequestException:
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self._price = u"£/€ - | £/$ -"
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self._valid = True
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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