Use sip version 4.19.3 sip

$ sudo apt-get install libxml2-dev

References:

  1. https://forums.autodesk.com/t5/fbx-forum/problem-compiling-python-3-7-fbx-modules-with-fbx-2020-0-1/td-p/9246046
  2. https://askubuntu.com/questions/733169/how-to-install-libxml2-in-ubuntu-15-10