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pylab_examples example code: scatter_profile.pyΒΆ

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../../_images/scatter_profile.png
"""
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 __future__ import print_function  # only needed for python 2.x
import matplotlib.pyplot as plt
import numpy as np

import time

for N in (20, 100, 1000, 10000, 50000):
    tstart = time.time()
    x = 0.9*np.random.rand(N)
    y = 0.9*np.random.rand(N)
    s = 20*np.random.rand(N)
    plt.scatter(x, y, s)
    print('%d symbols in %1.2f s' % (N, time.time() - tstart))

Keywords: python, matplotlib, pylab, example, codex (see Search examples)