代碼如下:
Python 3.3.4 (v3.3.4:7ff62415e426, Feb 10 2014, 18:13:51) [MSC v.1600 64 bit (AMD64)] on win32
Type "copyright", "credits" or "license()" for more information.
>>> cast=["cleese","palin","jones","idle"]
>>> print(cast)
['cleese', 'palin', 'jones', 'idle']
>>> print(len(cast))#顯示數據項數量
4
>>> print(cast[1])#顯示列表中第2個數據項的值
palin
>>> cast.append("gilliam")#在列表末尾添加一個數據項
>>> print(cast)
['cleese', 'palin', 'jones', 'idle', 'gilliam']
>>> cast.pop()#刪除列表末尾的數據項
'gilliam'
>>> print(cast)
['cleese', 'palin', 'jones', 'idle']
>>> cast.extend(["gilliam","chapman"])#在列表末尾增加一個數據項集合
>>> print(cast)
['cleese', 'palin', 'jones', 'idle', 'gilliam', 'chapman']
>>> cast.remove("chapman")#刪除指定的數據項
>>> print(cast)
['cleese', 'palin', 'jones', 'idle', 'gilliam']
>>> cast.insert(0,"chapman")#在指定的位置增加數據項
>>> print(cast)
['chapman', 'cleese', 'palin', 'jones', 'idle', 'gilliam']
>>>
下面是講定義一個def函數,isinstance()函數,for in,if else等的運用以及邏輯
代碼如下:
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):#定義一種函數
for each_item in the_list:#for in循環迭代處理列表,從列表起始位置到末尾
if isinstance(each_item,list):#isinstance()檢測each_item里每一項
#是不是list類型
print_lol(each_item)#如果是,調用函數print_lol
else:print(each_item)#如果不是,輸出這一項
print_lol(movies)#在movies列表中調用函數
"""
之前if else語句不對齊導致報錯
"""
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