DataCenterGame/model/ComUtils.py

import hashlib
import random

class ComUtils:
    def md5(self,s):
        md5 = hashlib.md5()
        md5.update(s.encode("utf-8"))
        return md5.hexdigest()

    def sha1(self,s):
        sha1 = hashlib.sha1()
        sha1.update(s.encode("utf-8"))
        return sha1.hexdigest()

    def get_random_str(self,num=5):
        H = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
        salt = ''
        for i in range(num):
            salt += random.choice(H)
        return salt