#!/usr/bin/env python
 
'''
Created on May 31, 2014
 
@author: Jay <smile665@gmail.com>
@description: use memory_profiler module for profiling programs/functions.
'''
 
from memory_profiler import profile
from memory_profiler import memory_usage
import time
 
 
@profile
def my_func():
	a = [1] * (10 ** 6)
	b = [2] * (2 * 10 ** 7)
	del b
	return a
 
 
def cur_python_mem():
	mem_usage = memory_usage(-1, interval=0.2, timeout=1)
	return mem_usage
 
 
def f(a, n=100):
	time.sleep(1)
	b = [a] * n
	time.sleep(1)
	return b
 
if __name__ == '__main__':
	a = my_func()
	# print cur_python_mem()
	# print ""
	# print memory_usage((f, (1,), {'n': int(1e6)}), interval=0.5)