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Commitb365e09

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hu-xiaonanmeeseeksmachine
authored andcommitted
Backport PR#29411:fix#29410 Modifying Axes' position also alters the original Bbox object used for initialization
1 parent7bde695 commitb365e09

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2 files changed

+12
-1
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2 files changed

+12
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lines changed

‎lib/matplotlib/axes/_base.py‎

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Original file line numberDiff line numberDiff line change
@@ -648,7 +648,7 @@ def __init__(self, fig,
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args= (rect,)
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subplotspec=None
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iflen(args)==1andisinstance(args[0],mtransforms.Bbox):
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self._position=args[0]
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self._position=args[0].frozen()
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eliflen(args)==1andnp.iterable(args[0]):
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self._position=mtransforms.Bbox.from_bounds(*args[0])
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else:

‎lib/matplotlib/tests/test_axes.py‎

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Original file line numberDiff line numberDiff line change
@@ -9580,3 +9580,14 @@ def test_bar_color_precedence():
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bars=ax.bar([31,32,33], [4,5,6],color='red',facecolor='green')
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forbarinbars:
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assertmcolors.same_color(bar.get_facecolor(),'green')
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@check_figures_equal(extensions=['png'])
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deftest_axes_set_position_external_bbox_unchanged(fig_test,fig_ref):
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# From #29410: Modifying Axes' position also alters the original Bbox
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# object used for initialization
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bbox=mtransforms.Bbox([[0.0,0.0], [1.0,1.0]])
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ax_test=fig_test.add_axes(bbox)
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ax_test.set_position([0.25,0.25,0.5,0.5])
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assert (bbox.x0,bbox.y0,bbox.width,bbox.height)== (0.0,0.0,1.0,1.0)
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ax_ref=fig_ref.add_axes([0.25,0.25,0.5,0.5])

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