python模块--hashlib

 1 import hashlib
 2 m = hashlib.md5()
 3 
 4 m.update("hello".encode("utf8"))   # 5d41402abc4b2a76b9719d911017c592
 5 print(m.hexdigest())
 6 
 7 
 8 m.update("helloroot".encode("utf8"))  # f90f8b5f87682af9df4e5c987cbafe0d
 9 print(m.hexdigest())
10 
11 
12 m.update(‘alvin‘.encode(‘utf8‘))
13 
14 print(m.hexdigest())   #903cd26186ff2c09487219d8c8112d7c
15 
16 m2 = hashlib.md5()
17 m2.update(‘helloalvin‘.encode(‘utf8‘))
18 
19 print(m2.hexdigest())  #92a7e713c30abbb0319fa07da2a5c4af