patch 8.1.1780: warning for file no longer available is repeated commit https://github.com/vim/vim/commit/674e2bde6e7b0c468f304713aa8f97a45e1fcc89 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 31 20:21:01 2019 +0200 patch 8.1.1780: warning for file no longer available is repeated Problem: Warning for file no longer available is repeated every time Vim is focused. (Brian Armstrong) Solution: Only give the message once. (closes #4748)

#!/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