patch 8.0.1817: a timer may change v:count unexpectedly commit https://github.com/vim/vim/commit/b0f42ba60d9e6d101d103421ba0c351811615c15 Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 12 15:38:26 2018 +0200 patch 8.0.1817: a timer may change v:count unexpectedly Problem: A timer may change v:count unexpectedly. Solution: Save and restore v:count and similar variables when a timer callback is invoked. (closes #2897)

#!/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