.. _pylab_examples-scatter_profile:

pylab_examples example code: scatter_profile.py
===============================================

[`source code <scatter_profile.py>`_]

::

    #!/usr/bin/env python
    # -*- noplot -*-
    """
    N       Classic     Base renderer    Ext renderer
    20       0.22           0.14            0.14
    100      0.16           0.14            0.13
    1000     0.45           0.26            0.17
    10000    3.30           1.31            0.53
    50000    19.30          6.53            1.98
    """
    from pylab import *
    
    import time
    
    
    for N in (20,100,1000,10000,50000):
        tstart = time.time()
        x = 0.9*rand(N)
        y = 0.9*rand(N)
        s = 20*rand(N)
        scatter(x,y,s)
        print '%d symbols in %1.2f s' % (N, time.time()-tstart)
    

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