python实现给字典添加条目的方法
具体实现方法如下:
def addWord(theIndex,word,pagenumber):
theIndex.setdefault(word, [ ]).append(pagenumber)#存在就在基础上加入列表,不存在就新建个字典key
d = {"hello":[3]}
#d = {}
addWord(d,"hello",3)
addWord(d,"hello",56)
addWord(d,"nihao",24)
print d
本文测试环境为Python2.7.6
程序运行结果如下:
{'nihao': [24], 'hello': [3, 3, 56]}
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