时间相关详解编程语言

os.environ['TZ'] = "Asia/Shanghai" 
time.tzset()

def dateformat_trans(tformat, date): 
    newdate = time.strftime(tformat, date) 
    return newdate 

 
data_tuple = (2008, 2, 13, 0, 0, 0, 0, 0, 0) 
print (dateformat_trans("%Y%m%d", data_tuple))

dtstr = "20130415172559" 
dt = datetime.datetime.strptime(dtstr, "%Y%m%d%H%M%S") 
print(dt)

2013-04-15 17:25:59

import datetime 
def dateformat_trans(date_str): 
    dtstr = date_str + "000000" 
    dt = datetime.datetime.strptime(dtstr, "%Y%m%d%H%M%S") 
    date_str = str(dt)[:10] 
    return date_str 
print(dateformat_trans("20190313"))