patch 8.0.1305: writefile() never calls fsync() commit https://github.com/vim/vim/commit/7567d0b115e332f61a9f390aaccdf7825b891227 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 16 23:04:15 2017 +0100 patch 8.0.1305: writefile() never calls fsync() Problem: Writefile() never calls fsync(). Solution: Follow the 'fsync' option with override to enable or disable.

#!/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