Python f"{x:.1f}" — correct rounding of the double with HALF-TO-EVEN at the decimal digit. JS toFixed rounds exact .x5 ties AWAY from zero (0.25 → "0.3"), the reference renders "0.2"; a different timestamp string is a different token sequence.
f"{x:.1f}"
Python
f"{x:.1f}"— correct rounding of the double with HALF-TO-EVEN at the decimal digit. JS toFixed rounds exact .x5 ties AWAY from zero (0.25 → "0.3"), the reference renders "0.2"; a different timestamp string is a different token sequence.