unbreak pyflakes check, and suppress the one warning it gives
The version I have installed adds a column number to its output, which breaks the check.
This instance will be upgraded to Heptapod 0.31.0 (final) on 2022-05-24 at 14:00 UTC+2 (a few minutes of down time)
The version I have installed adds a column number to its output, which breaks the check.