patch 8.2.0274: hang with combination of feedkeys(), Ex mode and :global Commit: https://github.com/vim/vim/commit/9e2bcb5d23138d45a0b6f9c1542b5facc807efe7 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 18 21:33:00 2020 +0100 patch 8.2.0274: hang with combination of feedkeys(), Ex mode and :global Problem: Hang with combination of feedkeys(), Ex mode and :global. (Yegappan Lakshmanan) Solution: Add the pending_exmode_active flag.

#!/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