def encode_request(name, from_, to):
client_message = ClientMessage(payload_size=calculate_size(name, from_, to))<EOL>client_message.set_message_type(REQUEST_TYPE)<EOL>client_message.set_retryable(RETRYABLE)<EOL>client_message.append_str(name)<EOL>client_message.append_int(from_)<EOL>client_message.append_int(to)<EOL>client_message.update_frame_length()<EOL>return client_message<EOL>
Encode request into client_message