diff -r 4b798b100c32 -r beae42f3d93b mercurial/lsprofcalltree.py
--- a/mercurial/lsprofcalltree.py	Thu May 14 15:24:36 2009 +0200
+++ b/mercurial/lsprofcalltree.py	Thu May 14 15:35:46 2009 +0200
@@ -10,10 +10,6 @@
 of the GNU General Public License, incorporated herein by reference.
 """
 
-import optparse
-import os
-import sys
-
 def label(code):
     if isinstance(code, str):
         return '~' + code    # built-in functions ('~' sorts at the end)