patch 8.0.1669: :vimgrep may add entries to the wrong quickfix list commit https://github.com/vim/vim/commit/e1bb879f49665bb828197135b80aaf72cc190073 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 6 22:58:23 2018 +0200 patch 8.0.1669: :vimgrep may add entries to the wrong quickfix list Problem: :vimgrep may add entries to the wrong quickfix list. Solution: Use the list identifier. (Yegappan Lakshmanan)

#!/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