NameError: name 'face_recognition' is not defined

[aiinai]

NameError: name 'face_recognition' is not defined

[KleinYuan]

@horizonheart it's a lib: https://github.com/ageitgey/face_recognition

[mengyaogong]

pip install face_recognition

[justein]

@horizonheart it's a lib: https://github.com/ageitgey/face_recognition

while use 'pip install face_recognition' to install the face_recog lib ,it occurs error ' You have to use a version of Visual Studio that supports C++11. As of
December 2017, the only versions that have good enough C++11 support to
compile the dlib Python API is a fully updated Visual Studio 2015',but my version of VS is 2015