python的数组
python没有数组,只有listclass Member:
def __init__(self, id):
self.id = id
def getId(self):
return self.id
list =
newlist =
print list
print newlist
定义
list=
list条件复制
>>> a =
>>>
输出
dict([(up.user_id,up) for up inUserProfile.objects.filter(user__id__in=user_id_list)])
['%s=%s' % (key, urllib.quote(str(value))) for (key, value) in param.items() if value != None]
dict([(m.id,m) for m in messages if m.category==1])
添加元素
list.append(1)
>>
1ist.extend()
>>
list.insert(2, 100)
slice
python没有subArray,不过提供了非常强大的slice
list(不含end)
list
>>2
循环
import math
for i in range(50, 100 + 1):
print i
更多:http://woodpecker.org.cn/diveintopython/native_data_types/lists.html
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