[Tutor] matplotlib question - Dates not showing up on X axis

[jim schmidt]

#!/usr/bin/python
import csv
# sudo yum install python-matplotlib
import matplotlib.pyplot as plt
from pylab import  figure, show
from matplotlib.dates import YearLocator, MonthLocator, WeekdayLocator,
HourLocator, DateFormatter
from time import  strftime, localtime
from dateutil.rrule import rrule, MO, TU, WE, TH, FR, SA, SU, YEARLY, \
     MONTHLY, WEEKLY, DAILY, HOURLY, MINUTELY, SECONDLY


import website as website
#
http://www.thetechrepo.com/main-articles/465-how-to-create-a-graph-in-python
#
http://matplotlib.org/examples/pylab_examplfes/date_demo1.htmlhttp://www.linux-support.com/cms/date-and-time-conversion-in-python/







#stats = getWebsiteStats("/scratch/google.com.csv")
#print "stats length " + str(len(stats))

def plotStats(dates, kbSec):

#plot the two lines

    fig = figure()



    for d in dates:
        print "d: " + str(d)
        dt = localtime(d)
    #dt = datetime.date.timetuple(d)
        print strftime('graphSites.py dates: %Y-%m-%d',dt)


    ax = fig.add_subplot(1,1,1)
    ax.plot_date(dates, kbSec, '-')
#ax.xaxis.set_major_locator(MonthLocator())
#    locator = WeekdayLocator(byweekday=MO)

    ax.xaxis.set_major_locator(WeekdayLocator(byweekday=MO))
    #ax.xaxis.set_major_locator(MonthLocator())
    ax.xaxis.set_major_formatter(DateFormatter('%m-%d'))
    # ax.xaxis.set_minor_locator(HourLocator())
#
#    ax.fmt_xdata = DateFormatter('%m-%d %H:%M')
#    ax.autoscale_view()
    fig.autofmt_xdate()
    show()
    return fig
    #fig.savefig("test.png")

def test():
    dates = [1352027490.953206, 1352027924.466516, 1352027930.935064]
    kbSec = [24.3, 32.5, 21]
    plotStats(dates,kbSec)

def plotFile(dataFileName, outputFileName):
    stats = website.getWebsiteStats(dataFileName)
    dates = [float(stat.timeMs) for stat in stats]
    kbSec = [stat.kilo_bytes_sec for stat in stats]
    fig = plotStats(dates,kbSec)
    fig.savefig(outputFileName)
    print "saved as " + outputFileName

test()

#plotFile("../logs/google.com.csv","../logs/google.com.png")

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blog: homeless-by-choice.blogspot.com


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