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Backport PR #17408 on branch v3.2.x #17533

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Merged
merged 1 commit into from
May 28, 2020
Merged

Backport PR #17408 on branch v3.2.x #17533

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6 changes: 6 additions & 0 deletions lib/matplotlib/axes/_base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3220,6 +3220,9 @@ def set_xlim(self, left=None, right=None, emit=True, auto=False,
left, right = sorted([left, right], reverse=bool(reverse))

self._viewLim.intervalx = (left, right)
# Mark viewlims as no longer stale without triggering an autoscale.
for ax in self._shared_x_axes.get_siblings(self):
ax._stale_viewlim_x = False
if auto is not None:
self._autoscaleXon = bool(auto)

Expand Down Expand Up @@ -3611,6 +3614,9 @@ def set_ylim(self, bottom=None, top=None, emit=True, auto=False,
bottom, top = sorted([bottom, top], reverse=bool(reverse))

self._viewLim.intervaly = (bottom, top)
# Mark viewlims as no longer stale without triggering an autoscale.
for ax in self._shared_y_axes.get_siblings(self):
ax._stale_viewlim_y = False
if auto is not None:
self._autoscaleYon = bool(auto)

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30 changes: 30 additions & 0 deletions lib/matplotlib/tests/test_axes.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6694,3 +6694,33 @@ def test_invisible_axes():
assert fig.canvas.inaxes((200, 200)) is not None
ax.set_visible(False)
assert fig.canvas.inaxes((200, 200)) is None


@pytest.mark.parametrize('auto', (True, False, None))
def test_unautoscaley(auto):
fig, ax = plt.subplots()
x = np.arange(100)
y = np.linspace(-.1, .1, 100)
ax.scatter(x, y)

post_auto = ax.get_autoscaley_on() if auto is None else auto

ax.set_ylim((-.5, .5), auto=auto)
assert post_auto == ax.get_autoscaley_on()
fig.canvas.draw()
assert_array_equal(ax.get_ylim(), (-.5, .5))


@pytest.mark.parametrize('auto', (True, False, None))
def test_unautoscalex(auto):
fig, ax = plt.subplots()
x = np.arange(100)
y = np.linspace(-.1, .1, 100)
ax.scatter(y, x)

post_auto = ax.get_autoscalex_on() if auto is None else auto

ax.set_xlim((-.5, .5), auto=auto)
assert post_auto == ax.get_autoscalex_on()
fig.canvas.draw()
assert_array_equal(ax.get_xlim(), (-.5, .5))