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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _is_target_valid(self, cfg, target):
 # pylint:disable=no-self-use """ Check if the resolved target is valid. :param cfg: The CFG analysis object. :param int target: The target to check. :return: True if the target is valid. False otherwise. :rtype: bool """


        if self.base_state is not None:
            try:
                if self.base_state.solver.is_true((self.base_state.memory.permissions(target) & 4) == 4):
                    return True
            except SimMemoryError:
                pass
            return False

        if cfg._addr_in_exec_memory_regions(target):
            # the jump target is executable
            return True
        if self.project.is_hooked(target):
            # the jump target is hooked
            return True
        return False