Set packet parent. When packet is an element in PacketListField, parent field would point to the list owner packet.
(self, parent)
| 424 | self.underlayer = None |
| 425 | |
| 426 | def add_parent(self, parent): |
| 427 | # type: (Packet) -> None |
| 428 | """Set packet parent. |
| 429 | When packet is an element in PacketListField, parent field would |
| 430 | point to the list owner packet.""" |
| 431 | self.parent = parent |
| 432 | |
| 433 | def remove_parent(self, other): |
| 434 | # type: (Packet) -> None |