# _author: lily
# _date: 2019/1/13

import time
import datetime

print(help(time))

# print(time.time())   # 1547376144.4092453 時間戳
# time.sleep(3)
# print(time.clock())
# print(time.gmtime())  # 結構化時間 time.struct_time(tm_year=2019, tm_mon=1, tm_mday=13, tm_hour=10, tm_min=48, tm_sec=29, tm_wday=6, tm_yday=13, tm_isdst=0)
 

print(time.localtime())  # 結構化時間  time.struct_time(tm_year=2019, tm_mon=1, tm_mday=13, tm_hour=18, tm_min=53, tm_sec=1, tm_wday=6, tm_yday=13, tm_isdst=0)
print(time.strftime('%Y--%m--%d  %H:%M:%S', time.localtime()))   # 一定要記下來
print(time.strptime('2019--01--13  18:57:23', '%Y--%m--%d  %H:%M:%S'))  #把時間再轉回一個結構化的時間
 


print(time.ctime())  # 把時間轉換成字串格式  Sun Jan 13 19:03:51 2019

print(time.mktime(time.localtime()))  # 轉換成時間戳  1547377565.0

print(datetime.datetime.now())   # 2019-01-13 19:07:22.823218

random 模組：

# _author: lily
# _date: 2019/1/13

import random

# print(random.random())    # 設定 0 - 1 之間的隨機數
#
 
 print(random.randint(1, 8))  # 包括8
# print(random.choice([123, 'lily', 'su']))  # 隨機取一個元素
# print(random.sample([123, 'lily', 'su'], 2))  # 隨機選取兩個元素
# print(random.randrange(1, 10))  # 不包括10


def v_code():
    code = ''
    for i in range(5):
        add = random.choice([random.randrange(10), chr(random.randrange(65, 91))])
        code += str(add)

    print(code)


v_code()

print(chr(90))