import functools
import timeit

@functools.lru_cache()
def untyped(*args, **kwargs):
    pass

@functools.lru_cache(typed=True)
def typed(*args, **kwargs):
    pass

args = ['i', '"spam", i', '"spam", "spam", i',
        'a=i', 'a="spam", b=i', 'a="spam", b="spam", c=i']
for f in ['untyped', 'typed']:
    for a in args:
        s = '%s(%s)' % (f, a)
        t = min(timeit.repeat('''
        for i in range(100):
            %s
        ''' % s, setup='from __main__ import %s' % f, repeat=10, number=1000))
        print('%6.3f  %s' % (t, s))