def get_instruction(self, idx, off=None):
if self.code != None:<EOL><INDENT>return self.code.get_bc().get_instruction(idx, off)<EOL><DEDENT>return None<EOL>
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