patch 8.0.1421: accessing invalid memory with overlong byte sequence commit https://github.com/vim/vim/commit/e6640ad44e2186bd3642b972115496d347cd1fdd Author: Bram Moolenaar <Bram@vim.org> Date: Fri Dec 22 21:06:56 2017 +0100 patch 8.0.1421: accessing invalid memory with overlong byte sequence Problem: Accessing invalid memory with overlong byte sequence. Solution: Check for NUL character. (test by Dominique Pelle, closes https://github.com/vim/vim/issues/2485)

#!/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