TensorFlow : Mac Python3 TensorFlow binary was not compiled to use: AVX2 FMA

python环境之前有，python版本 Python 3.6.4

import tensorflow as tf a = tf.add(3,5) print(a) sess = tf.Session() r = sess.run(a) print(r)

2018-05-08 22:14:06.687962: I tensorflow/core/platform/cpu_feature_guard.cc:140] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 FMA

import os os.environ['TF_CPP_MIN_LOG_LEVEL'] = '2' import tensorflow as tf a = tf.add(3,5) print(a) #Tensor("Add:0", shape=(), dtype=int32) sess = tf.Session() r = sess.run(a) print(r) #8

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