import time # 时间戳 --> 结构化时间 ->> 格式化时间 t = time.time() # 时间戳 st = time.localtime(t) # 结构化时间 ft = time.strftime('%Y/%m/%d %H:%M:%S', st) # 格式化时间 print(ft) import datetime # 设置当前时间之前或之后的时间 now_time = datetime.datetime.now() print(now_time) print(now_time + datetime.timedelta(weeks=3)) print(now_time + datetime.timedelta(weeks=-3)) print(now_time + datetime.timedelta(days=-3)) # 直接调整 print(now_time.replace(year=2010)) print(now_time.replace(month=10)) print(now_time.replace(year=1989, month=4, day=25)) dt = datetime.datetime(2015, 4, 19, 12, 20) # 用指定日期时间创建datetime print(dt) # 时间戳 ->> 格式化时间 print(datetime.date.fromtimestamp(time.time()))