Remove unneeded import
diff --git a/Lib/distutils/command/install_lib.py b/Lib/distutils/command/install_lib.py
index 029528e..03b44ee 100644
--- a/Lib/distutils/command/install_lib.py
+++ b/Lib/distutils/command/install_lib.py
@@ -6,7 +6,6 @@
 from types import IntType
 from distutils.core import Command
 from distutils.errors import DistutilsOptionError
-from distutils.dir_util import copy_tree
 
 class install_lib (Command):