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Added params argument to getQuotes for value selection #34

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Added params argument to getQuotes for value selection #34

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59e960d
Added params argument to getQuotes
dretta Jul 3, 2017
26f3675
Merge pull request #1 from dretta/params-patch-1
dretta Jul 3, 2017
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75 changes: 46 additions & 29 deletions googlefinance/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9,27 +9,32 @@

__author__ = 'Hongtao Cai'

googleFinanceKeyToFullName = {
u'id' : u'ID',
u't' : u'StockSymbol',
u'e' : u'Index',
u'l' : u'LastTradePrice',
u'l_cur' : u'LastTradeWithCurrency',
u'ltt' : u'LastTradeTime',
u'lt_dts' : u'LastTradeDateTime',
u'lt' : u'LastTradeDateTimeLong',
u'div' : u'Dividend',
u'yld' : u'Yield',
u's' : u'LastTradeSize',
u'c' : u'Change',
u'cp' : u'ChangePercent',
u'el' : u'ExtHrsLastTradePrice',
u'el_cur' : u'ExtHrsLastTradeWithCurrency',
u'elt' : u'ExtHrsLastTradeDateTimeLong',
u'ec' : u'ExtHrsChange',
u'ecp' : u'ExtHrsChangePercent',
u'pcls_fix': u'PreviousClosePrice'
}
def googleFinanceKeyToFullName(params):
keyNamePairs = [
(u'id' , u'ID'),
(u't' , u'StockSymbol'),
(u'e' , u'Index'),
(u'l' , u'LastTradePrice'),
(u'l_cur' , u'LastTradeWithCurrency'),
(u'ltt' , u'LastTradeTime'),
(u'lt_dts' , u'LastTradeDateTime'),
(u'lt' , u'LastTradeDateTimeLong'),
(u'div' , u'Dividend'),
(u'yld' , u'Yield'),
(u's' , u'LastTradeSize'),
(u'c' , u'Change'),
(u'cp' , u'ChangePercent'),
(u'el' , u'ExtHrsLastTradePrice'),
(u'el_cur' , u'ExtHrsLastTradeWithCurrency'),
(u'elt' , u'ExtHrsLastTradeDateTimeLong'),
(u'ec' , u'ExtHrsChange'),
(u'ecp' , u'ExtHrsChangePercent'),
(u'pcls_fix', u'PreviousClosePrice')
]
if not params:
return { pair[0] : pair[1] for pair in keyNamePairs}
else:
return { pair[0] : pair[1] for pair in keyNamePairs if pair[1] in params}

def buildUrl(symbols):
symbol_list = ','.join([symbol for symbol in symbols])
Expand Down Expand Up @@ -70,18 +75,18 @@ def requestNews(symbol):

return article_json

def replaceKeys(quotes):
global googleFinanceKeyToFullName
def replaceKeys(quotes, params):
googleFinanceDict = googleFinanceKeyToFullName(params)
quotesWithReadableKey = []
for q in quotes:
qReadableKey = {}
for k in googleFinanceKeyToFullName:
for k in googleFinanceDict:
if k in q:
qReadableKey[googleFinanceKeyToFullName[k]] = q[k]
qReadableKey[googleFinanceDict[k]] = q[k]
quotesWithReadableKey.append(qReadableKey)
return quotesWithReadableKey

def getQuotes(symbols):
def getQuotes(symbols, params=[]):
'''
get real-time quotes (index, last trade price, last trade time, etc) for stocks, using google api: http://finance.google.com/finance/info?client=ig&q=symbols

Expand All @@ -96,24 +101,36 @@ def getQuotes(symbols):
return:
[{u'Index': u'NASDAQ', u'LastTradeWithCurrency': u'129.09', u'LastTradeDateTime': u'2015-03-02T16:04:29Z', u'LastTradePrice': u'129.09', u'Yield': u'1.46', u'LastTradeTime': u'4:04PM EST', u'LastTradeDateTimeLong': u'Mar 2, 4:04PM EST', u'Dividend': u'0.47', u'StockSymbol': u'AAPL', u'ID': u'22144'}, {u'Index': u'NASDAQ', u'LastTradeWithCurrency': u'571.34', u'LastTradeDateTime': u'2015-03-02T16:04:29Z', u'LastTradePrice': u'571.34', u'Yield': u'', u'LastTradeTime': u'4:04PM EST', u'LastTradeDateTimeLong': u'Mar 2, 4:04PM EST', u'Dividend': u'', u'StockSymbol': u'GOOG', u'ID': u'304466804484872'}]

quotes = getQuotes('INTC', )
return:
[{"LastTradeDateTime": "2017-06-30T16:00:03Z", "StockSymbol": "INTC", "LastTradeWithCurrency": "33.74"}]

:param symbols: a single symbol or a list of stock symbols
:param params: obtain specific values from each quote, default is empty, which returns all values
:return: real-time quotes list
'''
if type(symbols) == type('str'):
symbols = [symbols]
content = json.loads(request(symbols))
return replaceKeys(content);
return replaceKeys(content, params)

def getNews(symbol):
return requestNews(symbol);
return requestNews(symbol)

if __name__ == '__main__':
try:
symbols = sys.argv[1]
except:
symbols = "GOOG,AAPL"
symbols = "GOOG,AAPL,INTC"

try:
values = sys.argv[2]
except:
values = "StockSymbol,LastTradeWithCurrency,LastTradeDateTime"

symbols = symbols.split(',')
values = values.split(',')

print(json.dumps(getNews("GOOG"), indent=2))
print(json.dumps(getQuotes(symbols), indent=2))
print(json.dumps(getQuotes(symbols, values), indent=2))