patch 8.2.1954: Vim9: not all command modifiers are tested Commit: https://github.com/vim/vim/commit/f65b35b4465d3622128bd82bd3775f833542eb1f Author: Bram Moolenaar <Bram@vim.org> Date: Wed Nov 4 18:02:44 2020 +0100 patch 8.2.1954: Vim9: not all command modifiers are tested Problem: Vim9: not all command modifiers are tested. Solution: Add tests for "keep" modifiers. Fix that marks are lost even though ":lockmarks" is used.

#!/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