Get MD5 value of a file
method 1: process under console
certutil -hashfile 1.jpg MD5
method 2: process under python
import hashlib
def md5(fname):
hash_md5 = hashlib.md5()
with open(fname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
return hash_md5.hexdigest()