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50 lines
2.0 KiB
Python
50 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Copyright (c) 2009 CamptoCamp. All rights reserved.
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# @author Nicolas Bessi
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#
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# Abstract class to fetch rates from Yahoo Financial
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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from .currency_getter_interface import Currency_getter_interface
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class YAHOO_getter(Currency_getter_interface):
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"""Implementation of Currency_getter_factory interface
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for Yahoo finance service
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"""
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def get_updated_currency(self, currency_array, main_currency,
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max_delta_days):
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"""implementation of abstract method of curreny_getter_interface"""
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self.validate_cur(main_currency)
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url = ('http://download.finance.yahoo.com/d/'
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'quotes.csv?s=%s=X&f=sl1c1abg')
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if main_currency in currency_array:
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currency_array.remove(main_currency)
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for curr in currency_array:
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self.validate_cur(curr)
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res = self.get_url(url % (main_currency + curr))
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val = res.split(',')[1]
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if val:
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self.updated_currency[curr] = val
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else:
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raise Exception('Could not update the %s' % (curr))
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return self.updated_currency, self.log_info
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