#列表、元祖
#字典
#集合、frozenset
#字符串
#堆栈 : 先进后出
#队列 ：先进先出 FIFO
from collections import namedtuple
Point = namedtuple('point',['x','y','z'])
p1 = Point(1,2,3)
p2 = Point(3,2,1)
print(p1.x)
print(p1.y)
print(p1,p2)
#花色和数字
Card = namedtuple('card',['suits','number'])
c1 = Card('红桃',2)
print(c1)
print(c1.number)
print(c1.suits)
#队列
import queue
q = queue.Queue()
q.put([1,2,3])
q.put(5)
q.put(6)
print(q)
print(q.get())
print(q.get())
print(q.get())
print(q.get()) # 阻塞
print(q.qsize())
from collections import deque
dq = deque([1,2])
dq.append('a') # 从后面放数据 [1,2,'a']
dq.appendleft('b') # 从前面放数据 ['b',1,2,'a']
dq.insert(2,3) #['b',1,3,2,'a']
print(dq.pop()) # 从后面取数据
print(dq.pop()) # 从后面取数据
print(dq.popleft()) # 从前面取数据
print(dq)
#有序字典
from collections import OrderedDict
od = OrderedDict([('a', 1), ('b', 2), ('c', 3)])
print(od) # OrderedDict的Key是有序的
print(od['a'])
for k in od:
print(k)
from collections import defaultdict
d = defaultdict(lambda : 5)
print(d['k'])
