8000 Added ability to offset errorbars when using errorevery. by jcalbert · Pull Request #6280 · matplotlib/matplotlib · GitHub
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Added ability to offset errorbars when using errorevery. #6280

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Merged
merged 11 commits into from
Apr 28, 2019
Merged

Added ability to offset errorbars when using errorevery. #6280

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fee1591
Added ability to offset errorbars with errorevery
jcalbert Oct 19, 2018
0741bc7
modified errorbar_subsample example to demonstrate feature
jcalbert Oct 19, 2018
5394e84
tests to check functionality using check_figures_equal decorator
jcalbert Oct 19, 2018
d75fb49
document new features
jcalbert Oct 19, 2018
59db2ed
style compliance fixes
jcalbert Oct 22, 2018
04d15d6
fixed example to match behavior for two-tuple arguments
jcalbert Apr 16, 2019
7b16d13
moved what's new to new what's new
jcalbert Apr 22, 2019
f924d4d
proper length heading line for .rst
jcalbert Apr 22, 2019
e24476e
unpacked and named y, yerr, and axs (previously iterables) for clarity.
jcalbert Apr 22, 2019
fc0f3b9
moved error message into ValueError
jcalbert Apr 23, 2019
2bfcf8c
tiny flake8 change
jcalbert Apr 26, 2019
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unpacked and named y, yerr, and axs (previously iterables) for clarity.
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@jcalbert
jcalbert committed Apr 26, 2019
commit e24476eaaf140c9e951691fce4fba85d280bb0de
31 changes: 15 additions & 16 deletions examples/lines_bars_and_markers/errorbar_subsample.py
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Expand Up @@ -12,30 +12,29 @@

# example data
x = np.arange(0.1, 4, 0.1)
y = np.exp(np.vstack([-1.0 * x, -.5 * x]))
y1 = np.exp(-1.0 * x)
y2 = np.exp(-0.5 * x)

# example variable error bar values
yerr = 0.1 + 0.1 * np.sqrt(np.vstack([x, x/2]))
y1err = 0.1 + 0.1 * np.sqrt(x)
y2err = 0.1 + 0.1 * np.sqrt(x/2)


# Now switch to a more OO interface to exercise more features.
fig, axs = plt.subplots(nrows=1, ncols=3, sharex=True, figsize=(12, 6))
ax = axs[0]
for i in range(2):
ax.errorbar(x, y[i], yerr=yerr[i])
fig, (ax_l, ax_c, ax_r) = plt.subplots(nrows=1, ncols=3,
sharex=True, figsize=(12, 6))

ax.set_title('all errorbars')
ax_l.set_title('all errorbars')
ax_l.errorbar(x, y1, yerr=y1err)
ax_l.errorbar(x, y2, yerr=y2err)

ax = axs[1]
for i in range(2):
ax.errorbar(x, y[i], yerr=yerr[i], errorevery=6)
ax.set_title('only every 6th errorbar')
ax_c.set_title('only every 6th errorbar')
ax_c.errorbar(x, y1, yerr=y1err, errorevery=6)
ax_c.errorbar(x, y2, yerr=y2err, errorevery=6)

ax = axs[2]
for i in range(2):
ax.errorbar(x, y[i], yerr=yerr[i], errorevery=(3 * i, 6))
ax.set_title('second series shifted by 3')
ax_r.set_title('second series shifted by 3')
ax_r.errorbar(x, y1, yerr=y1err, errorevery=(0, 6))
ax_r.errorbar(x, y2, yerr=y2err, errorevery=(3, 6))

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

plt.show()
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