.. _pylab_examples-finance_demo:

pylab_examples example code: finance_demo.py
============================================



.. plot:: /builddir/build/BUILD/matplotlib-1.2.0/doc/mpl_examples/pylab_examples/finance_demo.py

::

    #!/usr/bin/env python
    from pylab import *
    from matplotlib.dates import  DateFormatter, WeekdayLocator, HourLocator, \
         DayLocator, MONDAY
    from matplotlib.finance import quotes_historical_yahoo, candlestick,\
         plot_day_summary, candlestick2
    
    # (Year, month, day) tuples suffice as args for quotes_historical_yahoo
    date1 = ( 2004, 2, 1)
    date2 = ( 2004, 4, 12 )
    
    
    mondays = WeekdayLocator(MONDAY)        # major ticks on the mondays
    alldays    = DayLocator()              # minor ticks on the days
    weekFormatter = DateFormatter('%b %d')  # Eg, Jan 12
    dayFormatter = DateFormatter('%d')      # Eg, 12
    
    quotes = quotes_historical_yahoo('INTC', date1, date2)
    if len(quotes) == 0:
        raise SystemExit
    
    fig = figure()
    fig.subplots_adjust(bottom=0.2)
    ax = fig.add_subplot(111)
    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(ax, quotes, width=0.6)
    
    ax.xaxis_date()
    ax.autoscale_view()
    setp( gca().get_xticklabels(), rotation=45, horizontalalignment='right')
    
    show()
    
    

Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)