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60 lines
1.5 KiB
Python
60 lines
1.5 KiB
Python
from datetime import datetime
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import re
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categories = []
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url = 'http://finance.yahoo.com/d/quotes.csv?e=.csv&f=sl1d1t1&s={query}=X'
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weight = 100
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parser_re = re.compile(r'^\W*(\d+(?:\.\d+)?)\W*([a-z]{3})\W*(?:in)?\W*([a-z]{3})\W*$', re.I) # noqa
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def request(query, params):
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m = parser_re.match(query)
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if not m:
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# wrong query
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return params
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try:
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ammount, from_currency, to_currency = m.groups()
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ammount = float(ammount)
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except:
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# wrong params
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return params
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q = (from_currency + to_currency).upper()
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params['url'] = url.format(query=q)
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params['ammount'] = ammount
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params['from'] = from_currency
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params['to'] = to_currency
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return params
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def response(resp):
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results = []
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try:
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_, conversion_rate, _ = resp.text.split(',', 2)
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conversion_rate = float(conversion_rate)
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except:
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return results
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answer = '{0} {1} = {2} {3} (1 {1} = {4} {3})'.format(
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resp.search_params['ammount'],
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resp.search_params['from'],
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resp.search_params['ammount'] * conversion_rate,
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resp.search_params['to'],
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conversion_rate
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)
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now_date = datetime.now().strftime('%Y%m%d')
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url = 'http://finance.yahoo.com/currency/converter-results/{0}/{1}-{2}-to-{3}.html' # noqa
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url = url.format(
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now_date,
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resp.search_params['ammount'],
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resp.search_params['from'].lower(),
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resp.search_params['to'].lower()
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)
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results.append({'answer' : answer, 'url': url})
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return results
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