def report_L1():
    chat_id = 229320588
    pdf = open('c:/bla/bla/otchet.pdf', 'rb')
    bot.send_document(chat_id, pdf)
    bot.send_document(chat_id, "FILEID")

schedule.every(10).seconds.do(report_L1)
bot.polling(none_stop=True)
while True:
        schedule.run_pending()
        time.sleep(1)