def __init__(self,
symbol,
start_date,
end_date=datetime.date.today().isoformat()):
super(YahooQuote, self).__init__()
self.symbol = symbol.upper()
start_year, start_month, start_day = start_date.split('-')
start_month = str(int(start_month) - 1) #expected by yahoo
end_year, end_month, end_day = end_date.split('-')
end_month = str(int(end_month) - 1)
url_string = "http://ichart.finance.yahoo.com/table.csv?s={0}".format(
symbol)
url_string += "&a={0}&b={1}&c={2}".format(start_month, start_day,
start_year)
url_string += "&d={0}&e={1}&f={2}".format(end_month, end_day, end_year)
csv = urllib.urlopen(url_string).readlines()
csv.reverse()
for bar in xrange(0, len(csv) - 1):
ds, open_, high, low, close, volume, adjc = csv[bar].rstrip(
).split(',')
open_, high, low, close, adjc = [
float(x) for x in [open_, high, low, close, adjc]
]
if close != adjc:
factor = adjc / close
open_, high, low, close = [
x * factor for x in [open_, high, low, close]
]
dt = datetime.datetime.strptime(ds, '%Y-%m-%d')
self.append(dt, open_, high, low, close, volume)
self.write_csv("./stocks/{0}.csv".format(symbol))
def __init__(self,symbol,start_date,end_date=datetime.date.today().isoformat()):
super(GoogleQuote,self).__init__()
self.symbol = symbol.upper()
start = start_date
end = end_date
#start = datetime.date(int(start_date[0:4]),int(start_date[5:7]),int(start_date[8:10]))
#end = datetime.date(int(end_date[0:4]),int(end_date[5:7]),int(end_date[8:10]))
url_string = "http://www.google.com/finance/historical?q={0}".format(self.symbol)
url_string += "&startdate={0}&enddate={1}&output=csv".format(
start.strftime('%b %d, %Y'),end.strftime('%b %d, %Y'))
print url_string
csv = urllib.urlopen(url_string).readlines()
csv.reverse()
for bar in xrange(0,len(csv)-1):
ds,open_,high,low,close,volume = csv[bar].rstrip().split(',')
try:
open_,high,low,close = [float(x) for x in [open_,high,low,close]]
except ValueError:
continue
dt = datetime.datetime.strptime(ds,'%d-%b-%y')
self.append(dt,open_,high,low,close,volume)
def __init__(self,symbol,start_date,end_date=datetime.date.today().isoformat()):
super(YahooQuote,self).__init__()
self.symbol = symbol.upper()
start_year,start_month,start_day = start_date.split('-')
start_month = str(int(start_month)-1) #expected by yahoo
end_year,end_month,end_day = end_date.split('-')
end_month = str(int(end_month)-1)
url_string = "http://ichart.finance.yahoo.com/table.csv?s={0}".format(symbol)
url_string += "&a={0}&b={1}&c={2}".format(start_month,start_day,start_year)
url_string += "&d={0}&e={1}&f={2}".format(end_month,end_day,end_year)
csv = urllib.urlopen(url_string).readlines()
csv.reverse()
for bar in xrange(0,len(csv)-1):
ds,open_,high,low,close,volume,adjc = csv[bar].rstrip().split(',')
open_,high,low,close,adjc = [float(x) for x in [open_,high,low,close,adjc]]
if close != adjc:
factor = adjc/close
open_,high,low,close = [x*factor for x in [open_,high,low,close]]
dt = datetime.datetime.strptime(ds,'%Y-%m-%d')
self.append(dt,open_,high,low,close,volume)
self.write_csv("./stocks/{0}.csv".format(symbol))
def get_hist_data(symbol,
start_date,
end_date=datetime.date.today().isoformat()):
start = datetime.date(int(start_date[0:4]), int(start_date[5:7]),
int(start_date[8:10]))
end = datetime.date(int(end_date[0:4]), int(end_date[5:7]),
int(end_date[8:10]))
url = "http://www.google.com/finance/historical?q={0}".format(
symbol.upper())
url += "&startdate={0}&enddate={1}&output=csv".format(
start.strftime('%b %d, %Y'), end.strftime('%b %d, %Y'))
csv = urllib.urlopen(url).readlines()
csv.reverse()
filepath = "./input/{0}.csv".format(symbol)
with open(filepath, 'wb') as csvfile:
for bar in xrange(0, len(csv) - 1):
ds, open_, high, low, close, volume = csv[bar].rstrip().split(',')
# open_,high,low,close = [float(x) for x in [open_,high,low,close]]
dt = datetime.datetime.strptime(ds, '%d-%b-%y')
line = [close]
csvfile.write(",".join(line))
csvfile.write('\n')