config.cfg

[credentials]
token = 123456:ABCDEF1234ghIkl-zyx57W2v1u123ew11

telegrama.py

#!/usr/bin/env python3
__author__ = "@zorbax"

import sys
import json
import requests
import argparse
from configparser import ConfigParser

config_file = 'config.cfg'


class TelegramBot:

    def __init__(self, config):
        self.token = self.read_token(config)
        self.base = "https://api.telegram.org/bot{}/".format(self.token)

    def get_updates(self):
        getupdates = self.base + "getUpdates?timeout=100"
        r = requests.get(getupdates)
        return json.loads(r.content)

    def get_chatid(self):
        getupdates = self.base + "getUpdates?timeout=100"
        r = requests.get(getupdates, params={'result': 'chat'})
        input_dict = json.loads(r.content)
        return input_dict['result'][0]['message']['chat']['id']

    def send_message(self, msg, chat_id):
        url = self.base + "sendMessage?chat_id={}&text={}".format(chat_id, msg)
        if msg is not None:
            requests.get(url)
        return None

    @staticmethod
    def read_token(config):
        cfg_parser = ConfigParser()
        cfg_parser.read(config)
        return cfg_parser.get('credentials', 'token')


if __name__ == '__main__':
    parser = argparse.ArgumentParser(description='Send message to a Telegram Bot.')
    group = parser.add_mutually_exclusive_group(required=True)
    group.add_argument('-m', dest="msg", type=str, metavar='MESSAGE_STRING',
                       help='"The Message, like string"')
    group.add_argument('-f', dest="msg_file", metavar='MESSAGE_FILE',
                       type=argparse.FileType('r'), help='Message as file, e.g. file.log')
    args = parser.parse_args()

    bot = TelegramBot(config=config_file)
    chatid = bot.get_chatid()

    if args.msg:
        bot.send_message(args.msg, chatid)
    else:
        bot.send_message(args.msg_file.read(), chatid)