def file_list(self):
        log.info('Listing files')
        res = self.__exchange(LIST_FILES)
        log.info(res)
        res = res.split('\r\n')
        #skip first and last lines
        res = res[1:-1]
        files = []
        for line in res:
            files.append(line.split('\t'))
        return files
list files on the device
dataset/ETHPy150Open kmpm/nodemcu-uploader/nodemcu_uploader/uploader.py/Uploader.file_list