#!/usr/bin/env python3


### Imports

import os, subprocess, threading, time, gc


### Methods

def fTwo(eOne) :

	subprocess.check_output("true")

	eOne.set()

def fOne() :

	eOne = threading.Event()

	while True :

		print('.', end="", flush=True)
		#os.system("grep VmRSS /proc/%s/status" % os.getpid())

		eOne.clear()
		tOne = threading.Thread(target=fTwo, args=(eOne,))
		tOne.start()
		eOne.wait()
		tOne.join()

		#gc.collect(), gc.collect(), gc.collect()

		time.sleep(1)

### Execution

fOne()