matplotlib Code

#!/usr/bin/env python2.3

import matplotlib
matplotlib.use('TkAgg')
import matplotlib.matlab

#import Tkinter as Tk
import matplotlib.numerix as numerix

fig = matplotlib.matlab.figure(1)
ind = numerix.arange(60)
x_tmp=[]
for i in range(100):
    x_tmp.append(numerix.sin((ind+i)*numerix.pi/15.0))

X=numerix.array(x_tmp)
lines = matplotlib.matlab.plot(X[:,0],'o')

manager = matplotlib.matlab.get_current_fig_manager()
def updatefig(*args):
    updatefig.count += 1
    lines[0].set_ydata(X[:,updatefig.count%60])
    manager.canvas.draw()
    return updatefig.count
updatefig.count=-1


manager.show()
import time
tstart = time.time()
while 1:
    cnt = updatefig()
    if cnt==100: break


print 'elapsed', 100.0/(time.time() - tstart)