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Subfigures become stale when their artists are stale #28540

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Merged
merged 1 commit into from
Jul 12, 2024
Merged

Subfigures become stale when their artists are stale #28540

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4 changes: 2 additions & 2 deletions lib/matplotlib/figure.py
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Original file line number Diff line number Diff line change
Expand Up @@ -64,8 +64,8 @@


def _stale_figure_callback(self, val):
if self.figure:
self.figure.stale = val
if (fig := self.get_figure(root=False)) is not None:
fig.stale = val


class _AxesStack:
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3 changes: 3 additions & 0 deletions lib/matplotlib/tests/test_figure.py
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Expand Up @@ -1774,10 +1774,13 @@ def test_subfigure_stale_propagation():

sfig2 = sfig1.subfigures()
assert fig.stale
assert sfig1.stale

fig.draw_without_rendering()
assert not fig.stale
assert not sfig1.stale
assert not sfig2.stale

sfig2.stale = True
assert sfig1.stale
assert fig.stale
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