#-*-coding:utf-8-*-import MySQLdbimport MySQLdb as mdbimport os,sys,stringimport jiebaimport codecsreload(sys)sys.setdefaultencoding('utf-8')#連接數據庫try:  conn=mdb.connect(host='127.0.0.1',user='root',passwd='kongjunli',db='test1',charset='utf8')except Exception,e:  print e  sys.exit()#獲取cursor對象操作數據庫cursor=conn.cursor(mdb.cursors.DictCursor) #cursor游標#獲取內容sql='SELECT link,content FROM test1.spider;'cursor.execute(sql)   #execute()方法，將字符串當命令執行data=cursor.fetchall()#fetchall()接收全部返回結果行f=codecs.open('C:/Users/kk/Desktop/hello-result1.txt','w','utf-8') for row in data:    #row接收結果行的每行數據  seg='/'.join(list(jieba.cut(row['content'],cut_all='False')))  f.write(row['link']+' '+seg+'/r/n')f.close() cursor.close()      #提交事務，在插入數據時必須

#-*-coding:utf-8-*-import sysimport stringimport MySQLdbimport MySQLdb as mdbimport gensimfrom gensim import corpora,models,similaritiesfrom gensim.similarities import MatrixSimilarityimport loggingimport codecsreload(sys)sys.setdefaultencoding('utf-8') con=mdb.connect(host='127.0.0.1',user='root',passwd='kongjunli',db='test1',charset='utf8')with con:  cur=con.cursor()  cur.execute('SELECT * FROM cutresult_copy')  rows=cur.fetchall()  class MyCorpus(object):    def __iter__(self):      for row in rows:        yield str(row[1]).split('/')#開啟日志logging.basicConfig(format='%(asctime)s:%(levelname)s:%(message)s',level=logging.INFO)Corp=MyCorpus()#將網頁文檔轉化為tf-idfdictionary=corpora.Dictionary(Corp)corpus=[dictionary.doc2bow(text) for text in Corp] #將文檔轉化為詞袋模型#print corpustfidf=models.TfidfModel(corpus)#使用tf-idf模型得出文檔的tf-idf模型corpus_tfidf=tfidf[corpus]#計算得出tf-idf值#for doc in corpus_tfidf:  #print doc###'''q_file=open('C:/Users/kk/Desktop/q.txt','r')query=q_file.readline()q_file.close()vec_bow=dictionary.doc2bow(query.split(' '))#將請求轉化為詞帶模型vec_tfidf=tfidf[vec_bow]#計算出請求的tf-idf值#for t in vec_tfidf: # print t'''###query=raw_input('Enter your query:')vec_bow=dictionary.doc2bow(query.split())vec_tfidf=tfidf[vec_bow]index=similarities.MatrixSimilarity(corpus_tfidf)sims=index[vec_tfidf]similarity=list(sims)print sorted(similarity,reverse=True)

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