python.py

import tgl

def cinfo(success, chat):
    for userid in chat.user_list:
        user = tgl.Peer(type=tgl.PEER_USER, id=userid)
        print(user)

def dlist(success, dialog_list):
    for dialog in dialog_list:
        if dialog['peer'].type is tgl.PEER_CHAT:
            chat = dialog['peer']
            chat.info(cinfo)

tgl.get_dialog_list(dlist)