import random
import time


class CommonUtils(object):

    @staticmethod
    def get_current_time():
        """获取当前时间"""
        return time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())

    @staticmethod
    def random_code(length):
        """生成随机编码"""
        choices = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
        code = ''
        for i in range(length):
            code += random.choice(choices)
        return code