patch 8.0.1557: printf() does not work with only one argument commit https://github.com/vim/vim/commit/c71807db9c1821baf86796cd76952df36ff1a29a Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 3 15:06:52 2018 +0100 patch 8.0.1557: printf() does not work with only one argument Problem: printf() does not work with only one argument. (Daniel Hahler) Solution: Allow using just the format. (Ken Takata, closes https://github.com/vim/vim/issues/2687)

#!/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