How can I stay tab-free in Geany on Ubuntu?

Question

How can I stay tab free in Geany on Ubuntu?

When I am coding in Python, tabs have always annoyed me. And the TAB is invisible. So strange.

When I open my code by

Answer 1

I know I'm a bit late on this, but hopefully this answer might help someone else. With Geany closed, edit ~/.config/geany/geany.conf with some other editor, changing the lines:

use_tab_to_indent=true
indent_type=1

to:

use_tab_to_indent=false
indent_type=0

and the settings will "take".