not building because of failed dependencies on archlinux and fedora 31 workstation

Done it with pipenv install --dev -e .

Pipfile.lock (e94c33) out of date, updating to (3375dd)…
Locking [dev-packages] dependencies…
✔ Success! 
Locking [packages] dependencies…
✔ Success! 
Updated Pipfile.lock (e94c33)!
Installing dependencies from Pipfile.lock (e94c33)…
An error occurred while installing pycairo==1.18.1 --hash=sha256:70172e58b6bad7572a3518c26729b074acdde15e6fee6cbab6d3528ad552b786! Will try again.
An error occurred while installing pygobject==3.32.2 --hash=sha256:fa82746df059b9e0dcf473e0a9ff0693aa5e064f1ca1e2c46b5ac815bceda1ad! Will try again.

if needed I can put the whole error output which is quite long but I first would like to have some same results with someone else.

UPDATE 12/12/2019: Same problem with fedora 31 workstation which requires

An error occurred while installing pycairo==1.18.2 --hash=sha256:dcb853fd020729516e8828ad364084e752327d4cff8505d20b13504b32b16531! Will try again.
An error occurred while installing pygobject==3.34.0 --hash=sha256:2acb0daf2b3a23a90f52066cc23d1053339fee2f5f7f4275f8baa3704ae0c543! Will try again.

Apparently it lacks cairo/device.h and/or Python.h\xa0 if I understand the error message correctly of course All the other dependencies stated into the other post are already installed not it not that obviously. problempycairo_libremone