Merge pull request #24116 from meeseeksmachine/auto-backport-of-pr-24115-on-v3.6.x

QuLogic · web-flow · commit d336a67f0ce3 · 2022-10-07T05:41:32.000-04:00
Backport PR #24115 on branch v3.6.x (Fix mask lookup in fill_between for NumPy 1.24+)
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -5256,7 +5256,7 @@ def _fill_between_x_or_y(
                 raise ValueError(f"where size ({where.size}) does not match "
                                  f"{ind_dir} size ({ind.size})")
         where = where & ~functools.reduce(
-            np.logical_or, map(np.ma.getmask, [ind, dep1, dep2]))
+            np.logical_or, map(np.ma.getmaskarray, [ind, dep1, dep2]))
 
         ind, dep1, dep2 = np.broadcast_arrays(
             np.atleast_1d(ind), dep1, dep2, subok=True)
