close search and replace dialog after it is used (closes #17625)

Lib/idlelib/ReplaceDialog.py

@@ -123,6 +123,7 @@ class ReplaceDialog(SearchDialogBase):
         text.undo_block_stop()
         if first and last:
             self.show_hit(first, last)
+        self.close()
 
     def do_find(self, ok=0):
         if not self.engine.getprog():

Misc/NEWS

@@ -24,6 +24,8 @@ Library
 - Issue #17572: Avoid chained exceptions while passing bad directives to
   time.strptime().  Initial patch by Claudiu Popa.
 
+- Issue #17625: In IDLE, close the replace dialog after it is used.
+
 - Issue #14254: IDLE now handles readline correctly across shell restarts.
 
 - Issue #17614: IDLE no longer raises exception when quickly closing a file.