Speedup select: Avoid supersede calculation if pointless

osclib/select_command.py

@@ -60,11 +60,13 @@ class SelectCommand(object):
         return candidates[0] if candidates else None
 
     def select_request(self, request, move, filter_from):
-        supersede = self._supersede(request)
+        supersede = False
 
         staged_requests = {
             self.api.packages_staged[package]['rq_id']: package for package in self.api.packages_staged
         }
+        if self._package(request) in staged_requests:
+            supersede =  self._supersede(request)
 
         if request not in staged_requests and not supersede:
             # Normal 'select' command