bpo-35591: IDLE Find Selection now works when selection not found (GH-11339)

Lib/idlelib/searchbase.py

@@ -42,6 +42,7 @@ class SearchDialogBase:
         icon (of dialog): ditto, use unclear if cannot minimize dialog.
         '''
         self.root = root
+        self.bell = root.bell
         self.engine = engine
         self.top = None
 
@@ -80,7 +81,6 @@ class SearchDialogBase:
         top.wm_title(self.title)
         top.wm_iconname(self.icon)
         self.top = top
-        self.bell = top.bell
 
         self.row = 0
         self.top.grid_columnconfigure(0, pad=2, weight=0)

Misc/NEWS.d/next/IDLE/2018-12-28-01-19-20.bpo-35591.SFpDj2.rst

@@ -0,0 +1 @@
+Find Selection now works when selection not found.