Python script forwarding Gammu service SMS to Telegram

sms2telegram.py

#!/usr/bin/env python3
from pisugar import *
import asyncio
import os
import sys
import telegram

async def main():
    # Get Pisugar battery level
    conn, event_conn = connect_tcp('localhost')
    ps = PiSugarServer(conn, event_conn)
    batt = int(ps.get_battery_level())

    # Get SMS parts
    numparts = int(os.environ['DECODED_PARTS'])
    text = ''
    # Are there any decoded parts?
    if numparts == 0:
        text = os.environ['SMS_1_TEXT']
    # Get all text parts
    else:
        for i in range(1, numparts + 1):
            varname = 'DECODED_%d_TEXT' % i
            if varname in os.environ:
                text = text + os.environ[varname]

    # Log
    print('Number %s have sent text: %s' % (os.environ['SMS_1_NUMBER'], text))

    # Send by Telegram
    bot = telegram.Bot(token='[your bot token]')
    async with bot:
        await bot.send_message(chat_id=[your chat ID], text="\U0001f4ac " + os.environ['SMS_1_NUMBER'].strip() + " | " + text)
        # Indicate low battery level
        if batt <= 25:
            batt_str = "\nBattery " + str(batt) + "%"
            await bot.send_message(chat_id=[your chat ID], text=batt_str)

if __name__ == "__main__":
    asyncio.run(main())