from googletrans import Translator

import sys

translator = Translator()

fname=sys.argv[]

foname=fname + '-cn.txt'

cont=open(fname).read()

fdes = open(foname,'w')

N=

i=

L=len(cont)

while i<L:

    print (1.0*i/L)

    i2 = min(i+N, L)

    subCont = cont[i:i2]

    s=(translator.translate(subCont, src='en', dest='zh-cn'))

    try:

        fdes.write(str(s.text))

    except:

        pass

    i = i+N

fdes.close()