setup.py: remove unused 'Extension' import

diff --git a/setup.py b/setup.py
index 825760a6b36048bf01c207e5d86fcf492edcefbe..7c4181448288ae2f82b080fd158d7c8001cb55bd 100644 (file)
--- a/setup.py
+++ b/setup.py
@@ -118,7 +118,7 @@ else:
     # install_requires.
     use_setuptools(download_delay=0, min_version="0.6c8")
 
-from setuptools import Extension, find_packages, setup
+from setuptools import find_packages, setup
 from setuptools.command import sdist
 from distutils.core import Command