Reason: image not found

问题：
ImportError: dlopen(/anaconda3/envs/puppyrobot/lib/python2.7/site-packages/sklearn/cluster/_hierarchical.so, 2): Library not loaded: @rpath/libc++abi.1.dylib
Referenced from: /anaconda3/envs/puppyrobot/lib/libc++.1.dylib
Reason: image not found

解决方法：
sudo install_name_tool -change "@rpath/libc++.1.dylib" "/usr/lib/libc++.1.dylib" <地址>
地址是：
（可能会出现不同的地址，根据当时的情况改）

/anaconda3/envs/puppyrobot/lib/libc++.1.dylib
/anaconda3/envs/puppyrobot/lib/python2.7/site-packages/sklearn/cluster/_hierarchical.so