gh-130273: Fix traceback color output with unicode characters (GH-142529)

Account for the display width of Unicode characters so that colors and underlining in traceback output is correct.

Co-authored-by: Łukasz Langa <lukasz@langa.pl>
Co-authored-by: Victor Stinner <vstinner@python.org>

grayjk committed 1d ago

dfeb160bc35f0ba16800d07b85cb11598d1cd307

Parent: cf59bf7

Committed by GitHub <noreply@github.com> on 4/7/2026, 1:05:23 PM