<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def is_jump_back(self, offset, extended_arg):
 """ Return True if the code at offset is some sort of jump back. That is, it is ether "JUMP_FORWARD" or an absolute jump that goes forward. """

        if self.code[offset] != self.opc.JUMP_ABSOLUTE:
            return False
        return offset > self.get_target(offset, extended_arg)