No display on non-UTF8 locale

[jose1711]

This is related to #4156 which is easily reproducible on Linux hosts.

LANG=en_US.iso88591 python -m textual

Instead of a demo a black screen is shown. Ctrl-Q works to quit the application. Other terminal applications I tried are all able to run but - as expected - there are rendering issues:
a screenshot from file manager vifm:

I believe textual should handle such cases more gracefully (either display a warning and refuse to run or continue with a semi-broken display).

[github-actions]

Thank you for your issue. Give us a little time to review it.

PS. You might want to check the FAQ if you haven't done so already.

This is an automated reply, generated by FAQtory