python-telegram-bot_ upload picture

import logging

from telegram.ext import Updater, CommandHandler, MessageHandler, Filters

person = str({ "name": "John", "age": 31, "city": "New York" }) #variable global a introducir

# Enable logging
logging.basicConfig(format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
                    level=logging.INFO)

logger = logging.getLogger(__name__)

# Define a few command handlers. These usually take the two arguments update and
# context. Error handlers also receive the raised TelegramError object in error.
def start(update, context):
    """Send a message when the command /start is issued."""
    update.message.reply_text('We are informing you with this bot about the current mall availavility')


def help_command(update, context):
    """Send a message when the command /help is issued."""
    update.message.reply_text('Help!')


def echo(update, context):
    """Echo the user message."""
    update.message.reply_text('The mail availability is '+ person)
    # update.message.reply_text(update.message.text)

def pic(bot, update):
    chat_id = update.message.chat_id        # get the recipient´s ID
    bot.send_photo(chat_id=chat_id, photo=open('./people1.png', 'rb'))
    #context.bot.sendPhoto(chat_id=chat_id, photo=open('./people1.jpg', 'rb'))
    #update.message.reply_text(text="I'm sorry Dave I'm afraid I can't do that.")

def main():
    """Start the bot."""
    # Create the Updater and pass it your bot's token.
    # Make sure to set use_context=True to use the new context based callbacks
    # Post version 12 this will no longer be necessary
    updater = Updater("mytoken", use_context=True)

    # Get the dispatcher to register handlers
    dp = updater.dispatcher

    # on different commands - answer in Telegram
    dp.add_handler(CommandHandler("start", start))
    dp.add_handler(CommandHandler("help", help_command))

    # on noncommand i.e message - echo the message on Telegram
    dp.add_handler(MessageHandler(Filters.text & ~Filters.command, echo))

    dp.add_handler(CommandHandler('pic', pic))


    # Start the Bot
    updater.start_polling()

    # Run the bot until you press Ctrl-C or the process receives SIGINT,
    # SIGTERM or SIGABRT. This should be used most of the time, since
    # start_polling() is non-blocking and will stop the bot gracefully.
    updater.idle()


if __name__ == '__main__':
    main()