How to prevent python IDLE from restarting when running new script

Question

I use Python 3.6.1 IDLE. I\'d like to be able to run a sequence of scripts while maintaining the local environment (variables etc.) just as if I had entered all the commands

Answer 1

Added June 2019: On the editor Run menu, Run... Customized opens a dialog with [X] Restart. Uncheck that box and the restart is skipped.