matplotlib

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api example code: engineering_formatter.pyΒΆ

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../../_images/engineering_formatter.png
'''
Demo to show use of the engineering Formatter.
'''

import matplotlib.pyplot as plt
import numpy as np

from matplotlib.ticker import EngFormatter

prng = np.random.RandomState(123)

fig, ax = plt.subplots()
ax.set_xscale('log')
formatter = EngFormatter(unit='Hz')
ax.xaxis.set_major_formatter(formatter)

xs = np.logspace(1, 9, 100)
ys = (0.8 + 0.4 * prng.uniform(size=100)) * np.log10(xs)**2
ax.plot(xs, ys)

plt.show()

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