(self, idx)
| 101 | self.refcnt += 1 |
| 102 | |
| 103 | def __removeLink(self, idx): |
| 104 | if idx == 0: |
| 105 | self.links[0], self.links[1], self.links[2], self.links[3] = self.links[1], self.links[2], self.links[3], None |
| 106 | elif idx == 1: |
| 107 | self.links[1], self.links[2], self.links[3] = self.links[2], self.links[3], None |
| 108 | elif idx == 2: |
| 109 | self.links[2], self.links[3] = self.links[3], None |
| 110 | else: |
| 111 | self.links[3] = None |
| 112 | self.refcnt -= 1 |
| 113 | |
| 114 | def __rearrangeLinks(self, a): |
| 115 | """ Rearrange links when adding a new node """ |