hashlib 模块

import hashlib
# ob = hashlib.md5()
# ob.update("admin".encode("utf-8"))
# print(ob.hexdigest())
#
#
# ob = hashlib.md5("gg2312".encode("utf-8"))
# ob.update("admin".encode("utf-8"))
# print(ob.hexdigest())
# #(1,一对字符串有一个对应的铭文，不能反解
# #2，要加严
ob = hashlib.sha256()
ob.update("root".encode("utf-8"))
print(ob.hexdingest())