if no other commands was invoked

def default(self, line):
        ''' if no other commands was invoked '''
        try:
            encoding, count = self._ks.asm(line)
            machine_code = ""
            for opcode in encoding:
                machine_code += "\\x" + hexlify(pack("B", opcode)).decode()
            print("\"" + machine_code + "\"")
        except KsError as e:
            print("Error: %s" %e)