patch 8.2.1934: Vim9: command modifiers in :def function not tested Commit: https://github.com/vim/vim/commit/e88c8e802cf5ee59a2a6649a5b46c9e80de823ad Author: Bram Moolenaar <Bram@vim.org> Date: Sun Nov 1 17:03:37 2020 +0100 patch 8.2.1934: Vim9: command modifiers in :def function not tested Problem: Vim9: command modifiers in :def function not tested. Solution: Add tests. Fix using modifier before filter command.

#!/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