utilgraph.py 文件源码

def plotCandlestick(symbol, start_index, end_index, title="Selected data"):
    dates = pd.date_range(start_index, end_index)   
    quotes = utl.loadStockQuotes(symbol, dates)     

    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

    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.show()