patch 8.1.2349: :lockvar and :unlockvar cannot be followed by "| endif" Commit: https://github.com/vim/vim/commit/cc4423ae13d78367a3d0b5756783523d3b3a1d31 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Nov 26 17:05:00 2019 +0100 patch 8.1.2349: :lockvar and :unlockvar cannot be followed by "| endif" Problem: :lockvar and :unlockvar cannot be followed by "| endif". Solution: Check for following commands. (closes https://github.com/vim/vim/issues/5269)

#!/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