patch 8.2.2469: confusing error if :winsize has a wrong argument Commit: https://github.com/vim/vim/commit/f5a5116a96b1877c3f44e7bae288fd6603151eb1 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 6 12:58:18 2021 +0100 patch 8.2.2469: confusing error if :winsize has a wrong argument Problem: Confusing error if :winsize has a wrong argument. Solution: Quote the argument in the error. (closes https://github.com/vim/vim/issues/2523)

#!/usr/bin/env python
#
# Server that will accept connections from a Vim channel.
# Used by test_channel.vim.
#
# This requires Python 2.6 or later.

from test_channel import main, ThreadedTCPServer
import socket

class ThreadedTCP6Server(ThreadedTCPServer):
    address_family = socket.AF_INET6

if __name__ == "__main__":
    main("::", 0, ThreadedTCP6Server)