【python cookbook】【数据结构与算法】1将序列分解为单独的变量

Python 2.7.11 (v2.7.11:6d1b6a68f775, Dec  5 2015, 20:32:19) [MSC v.1500 32 bit (Intel)] on win32
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>>> p=[4,5]
>>> p
[4, 5]
>>> x,y=p
>>> x
4
>>> y
5
>>> data=[‘lucy‘,50,12.1,(2016,07,31)]
>>> data
[‘lucy‘, 50, 12.1, (2016, 7, 31)]
>>> name,shares,price,date=data
>>> name
‘lucy‘
>>> shares
50
>>> price
12.1
>>> date
(2016, 7, 31)
>>> name,shares,price,(year,mon,day)=data
>>> name
‘lucy‘
>>> shares
50
>>> price
12.1
>>> year
2016
>>> mon
7
>>> day
31
>>> s=‘hello‘
>>> s
‘hello‘
>>> a,b,c,d,e=s
>>> c
‘l‘
>>> d
‘l‘
>>> e
‘o‘
>>> data=[‘lucy‘,50,12.1,(2016,07,31)]
>>> _,shares,price,_=data  #当想丢弃某些值时，可以选一个用不到的变量名作为要丢弃的值的名称，比如此处“_”
>>> shares
50
>>> price
12.1
>>>