Merge pull request #3530 from t20100/imageview-setimage-size0

`silx.gui.plot.ImageView`: Added empty array support to `setImage`
silx-kit · Sep 20, 2021 · a382650 · a382650
2 parents b485983 + 055a12c
commit a382650
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/silx/gui/plot/ImageView.py b/src/silx/gui/plot/ImageView.py
@@ -807,7 +807,10 @@ def setImage(self, image, origin=(0, 0), scale=(1., 1.),
             return
 
         data = numpy.array(image, order='C', copy=copy)
-        assert data.size != 0
+        if data.size == 0:
+            self.remove(self._imageLegend, kind='image')
+            return
+
         assert data.ndim == 2 or (data.ndim == 3 and data.shape[2] in (3, 4))
 
         self.addImage(data,