Version 3.1.2
matplotlib

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Errorbar SubsampleΒΆ

Demo for the errorevery keyword to show data full accuracy data plots with few errorbars.

Traceback (most recent call last):
  File "/build/matplotlib-tq5J6U/matplotlib-3.1.2/examples/lines_bars_and_markers/errorbar_subsample.py", line 1
    ==================
    ^
SyntaxError: invalid syntax
==================
Errorbar Subsample
==================

Demo for the errorevery keyword to show data full accuracy data plots with
few errorbars.
"""

import numpy as np
import matplotlib.pyplot as plt

# example data
x = np.arange(0.1, 4, 0.1)
y = np.exp(-x)

# example variable error bar values
yerr = 0.1 + 0.1 * np.sqrt(x)


# Now switch to a more OO interface to exercise more features.
fig, axs = plt.subplots(nrows=1, ncols=2, sharex=True)
ax = axs[0]
ax.errorbar(x, y, yerr=yerr)
ax.set_title('all errorbars')

ax = axs[1]
ax.errorbar(x, y, yerr=yerr, errorevery=5)
ax.set_title('only every 5th errorbar')


fig.suptitle('Errorbar subsampling for better appearance')

plt.show()

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