title: building wheel for dlib (setup.py) loop
body: <p>trying to install dlib and face_recognition from Ubuntu
  taking reference from <a href="https://www.learnopencv.com/install-dlib-on-ubuntu/" rel="noreferrer">https://www.learnopencv.com/install-dlib-on-ubuntu/</a>
  but after following commands:
  i am stuck at:</p>
  
  <pre>
  Building wheels for dlib, face-recognition-models
      Building wheel for dlib (setup.py) ... /(looping stick)
  </pre>