fix utils_tfe import order
@@ -4,15 +4,16 @@ from __future__ import print_function
from __future__ import unicode_literals
+from distutils.version import LooseVersion
import math
-import numpy as np
import os
-import tensorflow as tf
import time
import warnings
+
+import numpy as np
+import tensorflow as tf
from six.moves import xrange
-from distutils.version import LooseVersion
from cleverhans.loss import LossCrossEntropy
from .utils import batch_indices, _ArgsWrapper, create_logger
