返回 DeepSeek-Reasonix
fifo.py
1 class Fifo:
2 def __init__(self):
3 self._items = []
4
5 def push(self, item):
6 self._items.append(item)
7
8 def pop(self):
9 return self._items.pop()
10
11 def __len__(self):
12 return len(self._items)
13
13 lines PYTHON