for column, data in row.items():
    for c in data[::2]:
        if c > '7':
            break
    else:
        field_bytes = binascii.unhexlify(data)
        try:
            field_bytes.decode("utf-8")
            if not has_pri_key:
                log_keyless_table(database, table)
                raise ValueError
            found_mojibake[database][table][rm_hex_wrap(column)]["rows_found"] += 1
        except UnicodeDecodeError:
            pass