Tensorflow安装错误之 Cannot uninstall wrapt
问题描述：
Installing collected packages: wrapt, tensorflow
Attempting uninstall: wrapt
Found existing installation: wrapt 1.10.11
ERROR: Cannot uninstall 'wrapt'. It is a distutils installed project and thus we
cannot accurately determine which files belong to it which would lead to only a
partial uninstall.
解决方案：
pip install -U --ignore-installed wrapt enum34 simplejson netaddr