TypeError sendto() takes 2 or 3 arguments (1 given)

Question

https://code.sololearn.com/cDZES0Cwq58i/?ref=app
What's the mistake? Can you prepare code on the example? The purpose of this chat server is between two clients!

Answer 1

I just ran the code and the error didn't happen. Could you pls review the issue?

Answer 2

if you run the server, then try to connect via telnet (for example I use telnet), and then send a message to the server (more precisely to another client), a Typerror sendto takes 2 or 3 arguments (1 given)error appears

Answer 3

How to send messages others clients, if IP address equal, but port different (the server running on local machine)

Answer 4

One server and two clients: first client sending message to second client, but not get him :(