Performance check (Python)

import sys
import time

sys.stdin = open('d:\\input.txt')
sys.stdout = open('d:\\time.txt', 'a')
SIZE = 10000000
TIMES = 1
res_time = 0
for i in range(TIMES):
    a = [int(input()) for j in range(SIZE)]
    s_time = time.clock()
    a.sort()
    t_time = time.clock()
    res_time += t_time-s_time
print('Python: %.2f' % (res_time/TIMES))