python 语料处理（从文件夹中读取文件夹中文件，分词，去停用词，去单个字）

# -*- coding:utf8 -*-
import os
import jieba

def splitSentence(inputFile):
    fin = open(inputFile, 'r')                                  #以读的方式打开文件
    global fout                                                 #以写得方式打开文件
    #print fin
    global stop
    for eachLine in fin:
    #print eachLine
        line = eachLine.strip()#.decode('utf-8', 'ignore')      #去除每行首尾可能出现的空格，并转为Unicode进行处理
    line=line.strip('\n')                                   #去掉多余空行
        wordList = list(jieba.cut(line))                        #用结巴分词，对每行内容进行分词
    #wordList = list(jieba.cut_for_search(line))       

        outStr = ''
        for word in wordList:#
            if len(word)>1:
                if not word in stop:
                        outStr += word
                        outStr += ' '

        fout.write(outStr.strip().encode('utf-8'))              #将分词好的结果写入到输出文件
    fout.write('\n')
    fin.close()

#path=r'/media/软件/zhuomian/VARandLDAr/train'
#r'D:/zhuomian/VARandLDA/train'
path='/home/xdj/train'
fns=[os.path.join(root,fn) for root,dirs,files in os.walk(path) for fn in files]
stop = [line.strip().decode('utf-8', 'ignore') for line in open('/home/xdj/chstop.txt').readlines()]
fout = open('myOutput.txt', 'w')
fout.write('%d' %len(fns)+'\n')

for f in fns:
    splitSentence(f)                                           #splitSentence('/home/xdj/train/C3-Art/C3-Art1459.txt', 'myOutput.txt')
print(len(fns))
fout.close()