matplotlib
diff --git a/‎lib/matplotlib/_constrained_layout.py
Copy file name to clipboardExpand all lines: lib/matplotlib/_constrained_layout.py
+6-6Lines changed: 6 additions & 6 deletions b/‎lib/matplotlib/_constrained_layout.py
Copy file name to clipboardExpand all lines: lib/matplotlib/_constrained_layout.py
+6-6Lines changed: 6 additions & 6 deletions
diff --git a/‎lib/matplotlib/tests/baseline_images/test_constrainedlayout/constrained_layout17.png
Copy file name to clipboard
32.1 KB b/‎lib/matplotlib/tests/baseline_images/test_constrainedlayout/constrained_layout17.png
Copy file name to clipboard
32.1 KB
diff --git a/‎lib/matplotlib/tests/test_constrainedlayout.py
Copy file name to clipboardExpand all lines: lib/matplotlib/tests/test_constrainedlayout.py
+18Lines changed: 18 additions & 0 deletions b/‎lib/matplotlib/tests/test_constrainedlayout.py
Copy file name to clipboardExpand all lines: lib/matplotlib/tests/test_constrainedlayout.py
+18Lines changed: 18 additions & 0 deletions
@@ -394,18 +394,18 @@ def do_constrained_layout(fig, renderer, h_pad, w_pad,
                     if height0 > heightC:
                         if in_same_column(ss0, ssc):
                             ax._poslayoutbox.constrain_height_min(
-                                axc._poslayoutbox.height  * height0 /
-                                heightC)
+                                axc._poslayoutbox.height * height0 / heightC)
+                            # these constraints stop the smaller axes from
+                            # being allowed to go to zero height...
                             axc._poslayoutbox.constrain_height_min(
-                                ax._poslayoutbox.height  * heightC /
+                                ax._poslayoutbox.height * heightC /
                                 (height0*1.8))
                     else:
                         if in_same_column(ss0, ssc):
                             axc._poslayoutbox.constrain_height_min(
-                                ax._poslayoutbox.height * heightC /
-                                (height0))
+                                ax._poslayoutbox.height * heightC / height0)
                             ax._poslayoutbox.constrain_height_min(
-                                ax._poslayoutbox.height  * height0 /
+                                ax._poslayoutbox.height * height0 /
                                 (heightC*1.8))
                     if drows0 == drowsC:
                         ax._poslayoutbox.constrain_height(
 
@@ -345,3 +345,21 @@ def test_constrained_layout16():
     fig, ax = plt.subplots(constrained_layout=True)
     example_plot(ax, fontsize=12)
     ax2 = fig.add_axes([0.2, 0.2, 0.4, 0.4])
+
+
+@image_comparison(baseline_images=['constrained_layout17'],
+        extensions=['png'])
+def test_constrained_layout17():
+    'Test uneven gridspecs'
+    fig = plt.figure(constrained_layout=True)
+    gs = gridspec.GridSpec(3, 3, figure=fig)
+
+    ax1 = fig.add_subplot(gs[0, 0])
+    ax2 = fig.add_subplot(gs[0, 1:])
+    ax3 = fig.add_subplot(gs[1:, 0:2])
+    ax4 = fig.add_subplot(gs[1:, -1])
+
+    example_plot(ax1)
+    example_plot(ax2)
+    example_plot(ax3)
+    example_plot(ax4)