Error while installing pappy via pip on Kali Rolling 2017.2

[RickTorresJr]

pip install pappy
Collecting pappy
  Using cached pappy-0.91.tar.gz
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-pJrzAI/pappy/setup.py", line 2, in <module>
        from Pyrex.Distutils.extension import Extension
    ImportError: No module named Pyrex.Distutils.extension
    
    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-pJrzAI/pappy/

OS: 4.12.0-kali2-amd64 #1 SMP Debian 4.12.12-2kali1 (2017-09-13) x86_64 GNU/Linux
Python: Python 2.7.13
Pip: pip 9.0.1 from /usr/lib/python2.7/dist-packages (python 2.7)

[noraj]

Same with Archlinux, Python 3.6.6, Python 2.7.15, pip 18.0 from /usr/lib/python2.7/site-packages/pip (python 2.7) and pip 18.0 from /usr/lib/python3.6/site-packages/pip (python 3.6).

[noraj]

pyres is not in your setup.py, is not available on pypi for our python/pip versions, and is not listed on your requirements.