KaLi linux install TensorFlow

1.  tensorflow的网站我是打不开的，不知道为什么，需要搬个梯子去看看.
域名解析也正常，只是无法访问而已。

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1. ping -c4 tensorflow.org
   
2. PING tensorflow.org (216.239.32.21) 56(84) bytes of data.
   
3. 
   
4. --- tensorflow.org ping statistics ---
   
5. 4 packets transmitted, 0 received, 100% packet loss, time 3056ms

2. 好在还有github ->

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1. https://github.com/tensorflow/tensorflow

首先创建virtual - env.

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1. python3.5 -m venv TensorEnv
   
2. cd TensorEnv
   
3. mkdir -p TensorFLow
4. source bin/activate
   

下载文件

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1. wget "https://ci.tensorflow.org/view/tf-nightly/job/tf-nightly-linux/TF_BUILD_IS_OPT=OPT,TF_BUILD_IS_PIP=PIP,TF_BUILD_PYTHON_VERSION=PYTHON3.5,label=cpu-slave/lastSuccessfulBuild/artifact/pip_test/whl/tf_nightly-1.head-cp35-cp35m-linux_x86_64.whl"

然后使用pip完成安装:

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1. pip3 install tf_nightly-1.head-cp35-cp35m-linux_x86_64.whl

有如下报错:

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1. error: invalid command 'bdist_wheel'
   
2.   
   
3.   ----------------------------------------
   
4.   Failed building wheel for gast

需要升级setuptools.

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1. pip3 install setuptools --upgrade

然后再次安装

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1. pip3 install tf_nightly-1.head-cp35-cp35m-linux_x86_64.whl

完成后来实验下：

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1. >>> import tensorflow as tf
   
2. >>> hello = tf.constant('Hello,
   
3. >>> sess = tf.Session()
   
4. 2018-02-21 15:06:08.405164: I tensorflow/core/platform/cpu_feature_guard.cc:140] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 FMA

TensorFlow编译的时候没有支持CPU的某些指令。
参看这个：
https://stackoverflow.com/questions/47068709/your-cpu-supports-instructions-that-this-tensorflow-binary-was-not-compiled-to-u