patch 8.1.2251: ":term command" may not work without a shell Commit: https://github.com/vim/vim/commit/197c6b7da3ad4c3e3942a553f5dbc35722a4a349 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Nov 3 23:37:12 2019 +0100 patch 8.1.2251: ":term command" may not work without a shell Problem: ":term command" may not work without a shell. Solution: Add the ++shell option to :term. (closes https://github.com/vim/vim/issues/3340)

#!/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