Modifying the SetThreadExecutionState will allow you to control whether or not the computer will idle—no idle, no monitor sleep or screensaver.
import ctypes
ctypes.windll.kernel32.SetThreadExecutionState(0x80000002)
input('{Press enter to exit}')
ctypes.windll.kernel32.SetThreadExecutionState(0x80000000)
Python Terminal
Notes
SetThreadExecutionState function
tags: MrNetTek