OpenCV Python Building wheel for dlib (setup.py)

Question

I am trying to install face_recognition on Ubuntu.

I keep running into this loop, which goes on forever. Please help.

pip install face_recognition
Collecting face_recognition
  Using cached https://files.pythonhosted.org/packages/3f/ed/ad9a28042f373d4633fc8b49109b623597d6f193d3bbbef7780a5ee8eef2/face_recognition-1.2.3-py2.py3-none-any.whl
Collecting Pillow (from face_recognition)
  Using cached https://files.pythonhosted.org/packages/c1/e6/ce127fa0ac17775bc7887c432ffe945c49ae141f01b477b7cd5e63b16bb5/Pillow-6.0.0-cp37-cp37m-manylinux1_x86_64.whl
Requirement already satisfied: numpy in ./.virtualenvs/cv/lib/python3.7/site-packages (from face_recognition) (1.16.3)
Collecting Click>=6.0 (from face_recognition)
  Using cached https://files.pythonhosted.org/packages/fa/37/45185cb5abbc30d7257104c434fe0b07e5a195a6847506c074527aa599ec/Click-7.0-py2.py3-none-any.whl
Collecting face-recognition-models>=0.3.0 (from face_recognition)
Collecting dlib>=19.7 (from face_recognition)
  Using cached https://files.pythonhosted.org/packages/05/57/e8a8caa3c89a27f80bc78da39c423e2553f482a3705adc619176a3a24b36/dlib-19.17.0.tar.gz
Building wheels for collected packages: dlib
  Building wheel for dlib (setup.py) .

Answer 1

Add -vvv to see if the installation is progressing.

I also was in that loop, it took a long time but it finished.

pip install dlib -vvv