old_contents: IRC_numeric_to_name = {"001": "RPL_WELCOME", "372": "RPL_MOTD", "375": "RPL_MOTDSTART", "376": "RPL_ENDOFMOTD", "433": "ERR_NICKNAMEINUSE"}
  CTCP_DELIMITER = chr(1)
new_contents: IRC_numeric_to_name = {"001": "RPL_WELCOME", "315": "RPL_ENDOFWHO", "352": "RPL_WHOREPLY", "372": "RPL_MOTD", "375": "RPL_MOTDSTART", "376": "RPL_ENDOFMOTD", "433": "ERR_NICKNAMEINUSE"}
  CTCP_DELIMITER = chr(1)
  
subject: Add some needed IRC numerics