74 lines
2.7 KiB
Python
74 lines
2.7 KiB
Python
# pylint: disable=C0111,R0903
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"""Displays the price of a cryptocurrency.
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Requires the following python packages:
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* requests
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Parameters:
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* getcrypto.interval: Interval in seconds for updating the price, default is 120, less than that will probably get your IP banned.
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* getcrypto.getbtc: 0 for not getting price of BTC, 1 for getting it (default).
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* getcrypto.geteth: 0 for not getting price of ETH, 1 for getting it (default).
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* getcrypto.getltc: 0 for not getting price of LTC, 1 for getting it (default).
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* getcrypto.getcur: Set the currency to display the price in, usd is the default.
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"""
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import requests
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from requests.exceptions import RequestException
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import time
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import core.module
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import core.widget
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import core.input
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import core.decorators
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import util.format
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def getfromkrak(coin, currency):
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abbrev = {
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'Btc': ['xbt', 'XXBTZ'],
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'Eth': ['eth', 'XETHZ'],
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'Ltc': ['ltc', 'XLTCZ'],
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}
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data = abbrev.get(coin, None)
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if not data: return
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epair = '{}{}'.format(data[0], currency)
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tickname = '{}{}'.format(data[1], currency.upper())
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try:
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krakenget = requests.get('https://api.kraken.com/0/public/Ticker?pair='+epair).json()
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except (RequestException, Exception):
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return 'No connection'
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if not 'result' in krakenget:
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return 'No data'
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kethusdask = float(krakenget['result'][tickname]['a'][0])
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kethusdbid = float(krakenget['result'][tickname]['b'][0])
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return coin+': '+str((kethusdask+kethusdbid)/2)[0:6]
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class Module(core.module.Module):
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@core.decorators.every(minutes=30)
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def __init__(self, config, theme):
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super().__init__(config, theme, core.widget.Widget(self.curprice))
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self.__curprice = ''
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self.__getbtc = util.format.asbool(self.parameter('getbtc', True))
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self.__geteth = util.format.asbool(self.parameter('geteth', True))
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self.__getltc = util.format.asbool(self.parameter('getltc', True))
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self.__getcur = self.parameter('getcur', 'usd')
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core.input.register(self, button=core.input.LEFT_MOUSE,
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cmd='xdg-open https://cryptowat.ch/')
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def curprice(self, widget):
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return self.__curprice
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def update(self):
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currency = self.__getcur
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btcprice, ethprice, ltcprice = '', '', ''
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if self.__getbtc:
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btcprice = getfromkrak('Btc', currency)
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if self.__geteth:
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ethprice = getfromkrak('Eth', currency)
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if self.__getltc:
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ltcprice = getfromkrak('Ltc', currency)
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self.__curprice = btcprice+' '*(self.__getbtc*self.__geteth)+ethprice+' '*(self.__getltc*max(self.__getbtc, self.__geteth))+ltcprice
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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