Answer 1

The answer is yes.
Any language can be used to create an app for Android.
The only requirement is a compiler for the language.

Answer 2

You can use Django:

https://www.djangoproject.com/

https://youtu.be/F5mRW0jo-U4

Answer 3

www.kivy.org

Answer 4

Yea

Answer 5

I'm not that into that theme but I found this https://pypi.org/project/JUMP_LINK__&&__python__&&__JUMP_LINK-for-android/
I hope it helps

Answer 6

In this book you can find almost all you need to create a Python3 app for Android:
https://www.packtpub.com/application-development/kivy-cookbook?fo_c=2206&fo_k=5ca2fb037d02dde73f16c91042dc5fe1&fo_s=criteoeu&utm_source=Criteo&utm_medium=cpc&utm_campaign=criteo_retargeting_low_0-30days
Hope this will help. Good luck!