python分割文件，,[Python]代码#!

python分割文件，,[Python]代码#!

[Python]代码

#!/usr/bin/env pythondef split(filename, size):    fp = open(filename, 'rb')    i = 0    n = 0    temp = open(filename+'.part'+str(i),'wb')    buf = fp.read(1024)    while(True):        temp.write(buf)        buf = fp.read(1024)        if(buf == ''):            print filename+'.part'+str(i)+';'            temp.close()            fp.close()            return        n += 1        if(n == size):            n = 0            print filename+'.part'+str(i)+';'            i += 1            temp.close()            temp = open(filename+'.part'+str(i),'wb')if __name__ == '__main__':    name = raw_input('input filename:')    split(name, 307200)        #分割后每个文件300M