patch 8.1.1756: autocommand that splits window messes up window layout commit https://github.com/vim/vim/commit/1417c766f55e5959b31da488417b7d9b141404af Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 27 17:31:36 2019 +0200 patch 8.1.1756: autocommand that splits window messes up window layout Problem: Autocommand that splits window messes up window layout. Solution: Disallow splitting a window while closing one. In ":all" give an error when moving a window will not work.

#!/usr/bin/python
#
# Program that writes a number to stdout repeatedly
#
# This requires Python 2.6 or later.

from __future__ import print_function
import sys
import time

if __name__ == "__main__":

    done = 0
    while done < 10:
        done = done + 1
        print(done)
        sys.stdout.flush()
        time.sleep(0.05)  # sleep 50 msec