Building distributables with PyInstaller often triggers anti-virus software flags. https://stackoverflow.com/questions/43777106/program-made-with-pyinstaller-now-seen-as-a-trojan-horse-by-avg
There's really no way around it for python programs, but to make the code as transparent as possible (avoid bundling, compressing, and encrypting data).
So we did just that. We tried to make the executable as transparent as possible, which showed great result, and now only 2 out of the 72 virus-scanners still get triggered.
https://www.virustotal.com/gui/file/321e0e57f5f537ec695a974dd359224c5fa2f351425bc2a390a897b9a0b315f3/behavior
Hurray!
Now our players will not get a heart-attack, since their AV software will not raise any alarms.