def setpriority(pid=None,priority=1): """ Set The Priority of a Windows Process. Priority is a value between 0-5 where 2 is normal priority. Default sets the priority of the current python process but can take any valid process ID. """ import win32api,win32process,win32con priorityclasses = [win32process.IDLE_PRIORITY_CLASS, win32process.BELOW_NORMAL_PRIORITY_CLASS, win32process.NORMAL_PRIORITY_CLASS, win32process.ABOVE_NORMAL_PRIORITY_CLASS, win32process.HIGH_PRIORITY_CLASS, win32process.REALTIME_PRIORITY_CLASS] if pid == None: pid = win32api.GetCurrentProcessId() handle = win32api.OpenProcess(win32con.PROCESS_ALL_ACCESS, True, pid) win32process.SetPriorityClass(handle, priorityclasses[priority])