Duplicate imports in histogram_ops.py

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

diff --git a/tensorflow/python/ops/histogram_ops.py b/tensorflow/python/ops/histogram_ops.py
index 4a1ef54..ec38d89 100644 (file)
--- a/tensorflow/python/ops/histogram_ops.py
+++ b/tensorflow/python/ops/histogram_ops.py
@@ -32,7 +32,6 @@ from tensorflow.python.ops import clip_ops
 from tensorflow.python.ops import gen_math_ops
 from tensorflow.python.ops import math_ops
 from tensorflow.python.util.tf_export import tf_export
-from tensorflow.python.util.tf_export import tf_export
 
 
 @tf_export('histogram_fixed_width_bins')