def get_instruction(self, idx, off=None):
        """
        Get a particular instruction by using (default) the index of the address if specified

        :param idx: index of the instruction (the position in the list of the instruction)
        :type idx: int
        :param off: address of the instruction
        :type off: int

        :rtype: an :class:`Instruction` object
        """
        if self.code is not None:
            return self.code.get_bc().get_instruction(idx, off)
        return None
Get a particular instruction by using (default) the index of the address if specified

        :param idx: index of the instruction (the position in the list of the instruction)
        :type idx: int
        :param off: address of the instruction
        :type off: int

        :rtype: an :class:`Instruction` object