fix more pep8 errors
@@ -11,11 +11,12 @@ from __future__ import unicode_literals
import copy
import os
from bisect import bisect_left
-import falconn
import matplotlib
import matplotlib.pyplot as plt
import numpy as np
+from six.moves import xrange
import tensorflow as tf
+import falconn
from cleverhans.attacks import FastGradientMethod
from cleverhans.loss import CrossEntropy
from cleverhans.dataset import MNIST
