Python 3.3.4 (v3.3.4:7ff62415e426,Feb 10 2014,18:13:51) [MSC v.1600 64 bit (AMD64)] on win32
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>>> cast=["cleese","palin","jones","idle"]
>>> print(cast)
['cleese','palin','jones','idle']
>>> print(len(cast))#显示数据项数量
4
>>> print(cast[1])#显示列表中第2个数据项的值
palin
>>> cast.append("gilliam")#在列表末尾添加一个数据项
>>> print(cast)
['cleese','idle','gilliam']
>>> cast.pop()#删除列表末尾的数据项
'gilliam'
>>> print(cast)
['cleese','idle']
>>> cast.extend(["gilliam","chapman"])#在列表末尾增加一个数据项集合
>>> print(cast)
['cleese','gilliam','chapman']
>>> cast.remove("chapman")#删除指定的数据项
>>> print(cast)
['cleese','gilliam']
>>> cast.insert(0,"chapman")#在指定的位置增加数据项
>>> print(cast)
['chapman','cleese','gilliam']
>>>
下面是讲定义一个def函数,isinstance()函数,for in,if else等的运用以及逻辑
movies=["the holy grail",1975,"terry jone & terry gilliam",91,
["graham chapman",
["michael palin","john cleese","terry gilliam",
"eric idle","terry jones"]]]
def print_lol(the_list):#定义一种函数
for each_item in the_list:#for in循环迭代处理列表,从列表起始位置到末尾
if isinstance(each_item,list):#isinstance()检测each_item里每一项
#是不是list类型
print_lol(each_item)#如果是,调用函数print_lol
else:print(each_item)#如果不是,输出这一项
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