# fixhunt regression fixture: ruff RUF051, ruff 0.17.1
# the fix labelled safe changes the program's output on this program
# before the fix: stdout "TypeError: unhashable type: 'list'", exit 0
# after the fix: no stdout, exit 0
# finding 2026-10-17T21-46-58-522Z-boj8-ruff-RUF051/r2-p001; rule fired 1 time(s) before the fix

lst = [1]
dct = {}
try:
    if lst in dct: del dct[lst]
except Exception as e:
    print(f'{type(e).__name__}: {e}')