用python分割TXT文件成4K的TXT文件

464次阅读  |  发布于5年以前

复制代码 代码如下:

##########################

#

为了避免截断中文字符 #

文件要求是 unicode 编码 #

txt文件另存为对话框下面有下拉框,可选存 #

储编码格式 #

#

##########################
import os
import struct
filename = str(raw_input("Please enter an old file name: "))
filenamepre = str(raw_input("Please enter an new file name prefix: "))
count = 0
filecount = 0
maxcount = 20
newfilename = repr(filecount) + '.txt'
oldfile = open(filename,'rb')
bFirst = True
while True:
s = oldfile.read(512*8 - 4)
if not s:
exit()
filecount = filecount + 1
newfilename = filenamepre + repr(filecount).zfill(2) + '.txt'
newfile = open(newfilename,'wb')
if not bFirst:
be = 0XFEFF
newfile.write(struct.pack('H',be))
newfile.write(s)
be = 0X000A000D
newfile.write(struct.pack('I',be))
newfile.close()
bFirst = False
oldfile.close()

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