diff --git a/sumpy/tools.py b/sumpy/tools.py
index f5014295c9f9f560470a85ec2f8d6a3dcc3a42ae..56c32bf3dbd80ecabcb02a553097deb8e9d85161 100644
--- a/sumpy/tools.py
+++ b/sumpy/tools.py
@@ -1,8 +1,4 @@
-from __future__ import division
-from __future__ import absolute_import
-import six
-from six.moves import range
-from six.moves import zip
+from __future__ import division, absolute_import
 
 __copyright__ = "Copyright (C) 2012 Andreas Kloeckner"
 
@@ -26,6 +22,8 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 """
 
+import six
+from six.moves import range, zip
 from pytools import memoize_method
 import numpy as np
 import sumpy.symbolic as sym