Fix remove method for figure title and xy-labels

rcomer · rcomer · commit d0e7e695ae16 · 2026-02-04T10:30:27.000Z
diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py
@@ -376,6 +376,13 @@ def _suplabels(self, t, info, **kwargs):
         else:
             suplab = self.text(x, y, t, **kwargs)
             setattr(self, info['name'], suplab)
+
+            def remove_method(t):
+                self.texts.remove(t)
+                setattr(self, info['name'], None)
+
+            suplab._remove_method = remove_method
+
         suplab._autopos = autopos
         self.stale = True
         return suplab
diff --git a/lib/matplotlib/tests/test_figure.py b/lib/matplotlib/tests/test_figure.py
@@ -365,6 +365,28 @@ def test_get_suptitle_supxlabel_supylabel():
     assert fig.get_supylabel() == 'supylabel'
 
 
+def test_remove_suptitle_supxlabel_supylabel():
+    fig = plt.figure()
+
+    title = fig.suptitle('suptitle')
+    xlabel = fig.supxlabel('supxlabel')
+    ylabel = fig.supylabel('supylabel')
+
+    assert len(fig.texts) == 3
+    assert fig._suptitle is not None
+    assert fig._supxlabel is not None
+    assert fig._supylabel is not None
+
+    title.remove()
+    assert fig._suptitle is None
+    xlabel.remove()
+    assert fig._supxlabel is None
+    ylabel.remove()
+    assert fig._supylabel is None
+
+    assert not fig.texts
+
+
 @image_comparison(['alpha_background'],
                   # only test png and svg. The PDF output appears correct,
                   # but Ghostscript does not preserve the background color.
