remove try except block

    def sniff(self, filename: str) -> bool:

        expected_signature = bytes([0x8B, 0x50, 0x4F, 0x44, 0x0D, 0x0A, 0x1A, 0x0A])

        try:

        with open(filename, "rb") as f:

            first_8_bytes = f.read(8)

            f.seek(-8, 2)

            last_8_bytes = f.read(8)

            return first_8_bytes == expected_signature and last_8_bytes == expected_signature

        except Exception:

            return False

class SearchGuiArchive(CompressedArchive):