useful python snippets

decorators.py

import time
def log_timing(func):
    def wrapper(*arg):
        t1 = time.time()
        res = func(*arg)
        t2 = time.time()
        print "%s took %d ms" % (func.func_name, (t2-t1)*1000.0)
        return res
    return wrapper

def max_memory(func):
	pass