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Tensorflow 代码示例

You have just find the code for Tensoflow r1.0 with Chinese annotations

Tensorflow 安装教程

该示例代码均基于Tensorflow 1.0版本。由于1.0和以前好多API函数的改变,网上好多教程都是基于0.12版本的,升级1.0以后的需要改动代码才能使用。为此做了这个基于1.0api的示例代码。1.0版本以后是主流,建议大家尝试学习。

更新你的tf文件

tf官网给出里一个用于更新代码到1.0版本的python代码tf_upgrade.py

python tf_upgrade.py --infile infile.py --outfile outfile.py

每个部分详细的介绍请参考各个文件夹里面的readme文件

更多的TF的例子,可以查看Tensorflow官网

Linux安装

详细的安装过程可以查看官网给出的示例,这里仅提供简单的pip安装方式

$ pip install tensorflow      # Python 2.7; CPU support (no GPU support)
$ pip3 install tensorflow     # Python 3.n; CPU support (no GPU support)
$ pip install tensorflow-gpu  # Python 2.7;  GPU support
$ pip3 install tensorflow-gpu # Python 3.n; GPU support

如果第一步失败,可以使用以下的命令安装最新版的tensorflow

$ sudo pip  install --upgrade TF_PYTHON_URL   # Python 2.7
$ sudo pip3 install --upgrade TF_PYTHON_URL   # Python 3.N 

Windows安装

Windows使用pip安装或者使用anaconda安装均可,但需要python3.0以上版本

C:\> pip3 install --upgrade tensorflow
To install the GPU version of TensorFlow, enter the following command:
C:\> pip3 install --upgrade tensorflow-gpu
  • installing with Anaconda
1. 首先去anaconda官网,下载安装anaconda。[下载地址]https://www.continuum.io/downloads
2.使用以下命令,创建一个conda的环境  
  C:> conda create -n tensorflow 
3.通过下面的命令,激活这个环境  
  C:> activate tensorflow    
  (tensorflow)C:>  # Your prompt should change  
4.安装仅支持cpu版本的tensorflow:

  (tensorflow)C:> pip install --ignore-installed --upgrade https://storage.googleapis.com/tensorflow/windows/cpu/tensorflow-1.0.1-cp35-cp35m-win_amd64.whl 

5.安装支持GPU的tensorflow,需要配置cuda和cudnn等gpu运行环境:

  (tensorflow)C:> pip install --ignore-installed --upgrade https://storage.googleapis.com/tensorflow/windows/gpu/tensorflow_gpu-1.0.1-cp35-cp35m-win_amd64.whl 
  ```
  



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