#http://matplotlib.org/examples/pylab_examples/finance_demo.html

import matplotlib.pyplot as plt

from matplotlib.dates import DateFormatter, WeekdayLocator,\

DayLocator, MONDAY

from matplotlib.finance import quotes_historical_yahoo_ohlc, candlestick_ohlc

# (Year, month, day) tuples suffice as args for quotes_historical_yahoo

date1 = (2004, 2, 1)

date2 = (2004, 4, 12)

stockCode = 'INTC'

mondays = WeekdayLocator(MONDAY) # major ticks on the mondays

alldays = DayLocator() # minor ticks on the days

weekFormatter = DateFormatter('%b %d') # e.g., Jan 12

dayFormatter = DateFormatter('%d') # e.g., 12

quotes = quotes_historical_yahoo_ohlc(stockCode, date1, date2)

if len(quotes) == 0:

raise SystemExit

fig, ax = plt.subplots()

fig.subplots_adjust(bottom=0.2)

ax.xaxis.set_major_locator(mondays)

ax.xaxis.set_minor_locator(alldays)

ax.xaxis.set_major_formatter(weekFormatter)

#ax.xaxis.set_minor_formatter(dayFormatter)

#plot_day_summary(ax, quotes, ticksize=3)

candlestick_ohlc(ax, quotes, width=0.6)

ax.xaxis_date()

ax.autoscale_view()

plt.setp(plt.gca().get_xticklabels(), rotation=45, horizontalalignment='right')

plt.ylabel('Stock Price')

startDateStr = str(date1[2])+"/"+str(date1[1])+"/"+str(date1[0])

endDateStr = str(date2[2])+"/"+str(date2[1])+"/"+str(date2[0])

plt.xlabel("period "+startDateStr+" to "+endDateStr)

plt.title("Candlestick Chart for Stock Code:"+stockCode)

plt.show()