tensorfolw运行中出现warn警告，禁止打印方法

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2017-07-25 10:40:29.051142: W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn’t compiled to use SSE4.1 instructions, but these are available on your machine and could speed up CPU computations.
2017-07-25 10:40:29.051175: W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn’t compiled to use SSE4.2 instructions, but these are available on your machine and could speed up CPU computations.
2017-07-25 10:40:29.051180: W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn’t compiled to use AVX instructions, but these are available on your machine and could speed up CPU computations.
2017-07-25 10:40:29.051183: W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn’t compiled to use AVX2 instructions, but these are available on your machine and could speed up CPU computations.
2017-07-25 10:40:29.051187: W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn’t compiled to use FMA instructions, but these are available on your machine and could speed up CPU computati
ons.
可以通过下列方法禁止打印：

import osos.environ["TF_CPP_MIN_LOG_LEVEL"]='1' # 这是默认的显示等级，显示所有信息os.environ["TF_CPP_MIN_LOG_LEVEL"]='2'# 只显示 warning 和 Error  os.environ["TF_CPP_MIN_LOG_LEVEL"]='3' # 只显示 Error

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