def f(a=1, b=1, c=1, d=1, e=1, f=1, g=1, h=1, i=1, j=1, k=1, l=1, m=1, n=1, o=1, p=1): def g(): return a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p return g g = f() import time s = time.time() for i in range(1000000): g() print(time.time() - s)