| 1 | class Node(object): |
| 2 | def __init__(self, data=None, next=None): |
| 3 | self.data_ = data |
| 4 | self.next_ = next |
| 5 | |
| 6 | def get_data(self): |
| 7 | return self.data_ |
| 8 | |
| 9 | def set_data(self, data): |
| 10 | self.data_ = data |
| 11 | |
| 12 | def get_next(self): |
| 13 | return self.next_ |
| 14 | |
| 15 | def set_next(self, next): |
| 16 | self.next_ = next |
| 17 | |
| 18 | def __str__(self): |
| 19 | return str(self.data_) |