sha256関数の呼び出し方と実行速度確認

sha256_performanceTest.py

import hashlib
import datetime

loop_size = 100 *1000
start_time = datetime.datetime.now()
for i in range(loop_size):
  source_data = '123456%d' % i 
  v = hashlib.sha256(source_data).hexdigest()
end_time = datetime.datetime.now()

print (end_time - start_time) / loop_size

print v
print len(v)

# (MacbookAir core2duo)
# ==> 
# 0:00:00.000008
# 8bc57ea62f0757ce5587e697541d5d78b48789a934491870f58fa96ce3d6b89f
# 64