安装tensorflow教程（CPU版本）

环境是python3.6.5，win10
1.用pip install tensorflow安装，简单粗暴，嫌安装慢的可以使用清华大学镜像，速度飞快
pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple/ --upgrade tensorflow；
2.安装顺利，但是import tensorflow时出现如下

查阅网上资料说是要更新numpy，于是输入
pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --upgrade numpy，
但是又出现

/opt/anaconda3/lib/python3.6/site-packages/h5py/__init__.py:36: FutureWarning: Conversion of the second argument of issubdtype from `float` to `np.floating` is deprecated. In future, it will be treated as `np.float64 == np.dtype(float).type`.

  from ._conv import register_converters as _register_converters，

3.查看资料要更新h5py，
通过pip install h5py==2.8.0rc1，然后import tensorflow as tf 顺利通过，自此安装成功，可以顺利调用