Check for isinstance(x, JsonSession) instead crashing during transition
Check for isinstance(x, JsonSession) instead crashing during transition


expectocode/Telethon,LonamiWebs/Telethon,kyasabu/Telethon,LonamiWebs/Telethon,andr-04/Telethon,LonamiWebs/Telethon,LonamiWebs/Telethon