adds _enum qualifier for QColorDialog.ShowAlphaChannel

MAKOMO · MAKOMO · commit 4213c202cec8 · 2022-02-17T11:29:33.000+01:00
diff --git a/lib/matplotlib/backends/qt_editor/_formlayout.py b/lib/matplotlib/backends/qt_editor/_formlayout.py
@@ -71,7 +71,7 @@ def __init__(self, parent=None):
     def choose_color(self):
         color = QtWidgets.QColorDialog.getColor(
             self._color, self.parentWidget(), "",
-            QtWidgets.QColorDialog.ShowAlphaChannel)
+            _enum("QtWidgets.QColorDialog.ColorDialogOption").ShowAlphaChannel)
         if color.isValid():
             self.set_color(color)
 
