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myDict = { 'item1' : [ 7, 1, 9], 'item2' : [8, 2, 3], 'item3' : [ 9, 3, 11 ] }
def sortDic(Dict,valuePostion):
return sorted(Dict.items(),key=lambda e:e[1][valuePostion])
//°´valueµÄµÚ3¸öÖµÅÅÐò
sortDic(myDict,2)
[('item2', [8, 2, 3]), ('item1', [7, 1, 9]), ('item3', [9, 3, 11])]
//°´valueµÄµÚ1¸öÖµÅÅÐò
sortDic(myDict,0)
[('item1', [7, 1, 9]), ('item2', [8, 2, 3]), ('item3', [9, 3, 11])]


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def
subString
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length):
   
us = unicode(s, 'utf-8
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    gs =
us.encode('gb2312
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    n = int(length)
   
t = gs[:n]
    while True
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:
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python cookbook  
Recipe 2.5. Counting Lines in a File
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