Simple ImageMagick Bot

imagickbot.py

#!/usr/bin/env python3
# Credit: leedagee
# License: GPLv2 (https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt)
from telegram.ext import Updater, CommandHandler
from telegram import InputTextMessageContent, UserProfilePhotos
import subprocess, io

def handleConvert(bot, updater):
    if updater.message.reply_to_message.photo != []:
        orig = updater.message.reply_to_message.photo[-1].get_file().download_as_bytearray()
        print('normal image')
    elif updater.message.reply_to_message.sticker != None:
        if updater.message.reply_to_message.sticker.is_animated:
            updater.message.reply_text("Animated stickers are NOT supported.")
            print('animated sticker')
            return
        orig = updater.message.reply_to_message.sticker.get_file().download_as_bytearray()
        print('sticker')
    elif updater.message.reply_to_message.photo == []:
        # trying to get user's profile photo
        try:
            photo = updater.message.reply_to_message.from_user.get_profile_photos().photos
            print(f'Length of the list is {len(photo)}')
            orig = photo[0][-1].get_file().download_as_bytearray()
        except Exception as e:
            print(e)
            updater.message.reply_text('This user does not have a profile photo, or it is hidden by the user')
            orig = None
    if orig == None:
        # updater.message.reply_text('Reply to an image or sticker')
        return

    opts = updater.message.text_markdown.split()[1:]
    print(opts)
    p = subprocess.Popen(['convert', '-'] + opts + ['-'], stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    out, err = p.communicate(input=orig)
    if p.returncode != 0:
        updater.message.reply_text("Error: \n%s"%err.decode('utf-8'))
    else:
        updater.message.reply_photo(io.BytesIO(out))

def initBot():
    token = open('token', 'r').read().strip()
    updater = Updater(token)
    updater.dispatcher.add_handler(CommandHandler(['convert'], handleConvert))
    updater.start_polling()
    updater.idle()

initBot()