Set the instructions

            :param instructions: the list of instructions
            :type instructions: a list of :class:`Instruction`

def set_instructions(self, instructions):
        """
            Set the instructions

            :param instructions: the list of instructions
            :type instructions: a list of :class:`Instruction`
        """
        if self.code == None:
            return []
        return self.code.get_bc().set_instructions(instructions)