anaconda简单安装tensorflow-gpu和opencv

安装tensorflow：  conda install tensorflow-gpu 

安装opencv: conda install opencv   可能会出现问题：

>>> import cv2
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>

ImportError: /home/lhh/anaconda3/lib/python3.6/site-packages/../../libopencv_dnn.so.3.4: undefined symbol: _ZNK6google8protobuf7Message25InitializationErrorStringB5cxx11Ev

解决方法：conda install -c defaults libprotobuf protobuf   

亲测可用