patch 8.1.0573: cannot redefine user command without ! in same script commit https://github.com/vim/vim/commit/55d46913084745a48749d7ac4f48930852e1d87e Author: Bram Moolenaar <Bram@vim.org> Date: Sat Dec 8 16:03:28 2018 +0100 patch 8.1.0573: cannot redefine user command without ! in same script Problem: Cannot redefine user command without ! in same script Solution: Allow redefining user command without ! in same script, like with functions.

#!/usr/bin/python
#
# Program that sleeps for 100 msec
#
# This requires Python 2.6 or later.

import time

if __name__ == "__main__":

    time.sleep(0.1)  # sleep 100 msec