Use setdefault to avoid an extra dict lookup.

svn path=/main/trunk/; revision=4733

diff --git a/bin/emerge b/bin/emerge
index 604b9760141503e00e0a1bc5dd6f4b9b40969ad1..44e059a3c73ccf9a868b75cc4adf7ecca2ce528c 100755 (executable)
--- a/bin/emerge
+++ b/bin/emerge
@@ -3638,10 +3638,7 @@ def action_depclean(settings, trees, ldpath_mtimes,
                pkgs = vardb.match(atom)
                if not pkgs:
                        if not atom.startswith("!") and priority == hard:
-                               if atom in unresolveable:
-                                       unresolveable[atom].append(parent)
-                               else:
-                                       unresolveable[atom] = [parent]
+                               unresolveable.setdefault(atom, []).append(parent)
                        continue
                # Could put slot checking here to ensure that there aren't two
                # packages with the same slot...