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559 """A node in a doubly linked list. |
559 """A node in a doubly linked list. |
560 |
560 |
561 Holds a reference to nodes on either side as well as a key-value |
561 Holds a reference to nodes on either side as well as a key-value |
562 pair for the dictionary entry. |
562 pair for the dictionary entry. |
563 """ |
563 """ |
564 __slots__ = ('next', 'prev', 'key', 'value') |
564 __slots__ = (u'next', u'prev', u'key', u'value') |
565 |
565 |
566 def __init__(self): |
566 def __init__(self): |
567 self.next = None |
567 self.next = None |
568 self.prev = None |
568 self.prev = None |
569 |
569 |