def find2(old,new):
    for i in old:
        if str(new) in i:
            return True
    return False

if i['rating']<int(n) and not find2(old_post,attach) and not find2(last,attach):
            try:
                file.write(' '.join((' '.join(i['text'].encode('cp1251').split('\n'))).split(';')))
                file.write(';')
                file.write(i['attach'])
                file.write(';')
                file.write(str(i['rating']))
                file.write('\n')
            except:
                file.write(' '.join((' '.join(i['text'].encode('utf-8').split('\n'))).split(';')))
                file.write(';;')
                file.write(str(i['rating']))
                file.write('\n')
    for i in old_post:
        file.write(i)
    file.close()

if not find2(last,et['text']) and not find2(last,et['attach']):
                send_post(et)
                file=open('posts.csv','w')
                for i in all_posts:
                    i['text']=str(i['text'])
                    file.write(i['text']+';'+i['attach']+';'+i['rating']+'\n')
                file.close()
                file=open('last_posts.csv','a')
                file.write(et['text'].encode('cp1251'))
                file.write(';')
                file.write(et['attach'])
                file.write(';')
                file.write(et['rating'])
                file.write('\n')
                file.close()
                break