import jieba.analyse
tags = jieba.analyse.extract_tags(content,topK=num,withWeight=True)
for item in tags:
print(item[0],item[1])
content为文本信息，topK为提取关键词的个数，withWeight为关键词的权重
jieba库词频统计
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转载自blog.csdn.net/zjkpy_5/article/details/81204329
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