# 获取当前时间 now_time = datetime.now() # 2021-12-08 14:09:55.649546 # 获取前一天时间 yesterday = datetime.now() - timedelta(days=1) # 2021-12-07 14:11:03.696707 # 只获取日期，不含时间 now_time_data = now_time.date() # 2021-12-08 # 获取昨天0点0分的时间 now = datetime.now() zero_yesterday= now - timedelta(days=1, hours=now.hour, minutes=now.minute, seconds=now.second, microseconds=now.microsecond) # 2021-12-07 00:00:00 # 获取昨天23:59:59 last_yesterday = zero_yesterday + timedelta(hours=23, minutes=59, seconds=59) # 2021-12-07 23:59:59 # 获取本周一零点和周日的23:59:59点 now = datetime.now() zero_week = now - timedelta(days=now.weekday(), hours=now.hour, minutes=now.minute, seconds=now.second, microseconds=now.microsecond) # 2021-12-06 00:00:00 last_week = zero_week + timedelta(days=6, hours=23, minutes=59, seconds=59) # 2021-12-12 23:59:59 # 获取今年第一天和最后一天 this_year_start = datetime(now.year, 1, 1) # 2021-01-01 00:00:00 this_year_end = datetime(now.year + 1, 1, 1) - timedelta(days=1, hours=-23, minutes=-59, seconds=-59) # 2021-12-31 23:59:59 # 获取去年第一天和最后一天 last_year_end = this_year_start - timedelta(days=1, hours=-23, minutes=-59, seconds=-59) # 2020-12-31 23:59:59 last_year_start = datetime(last_year_end.year, 1, 1) # 2020-01-01 00:00:00 # 获取今天零点的时间 now = datetime.now() zero_today = now - timedelta(hours=now.hour, minutes=now.minute, seconds=now.second, microseconds=now.microsecond) # 2021-12-09 00:00:00 # 获取30天前的零点时间 now = datetime.now() zero_before_thirty = now - timedelta(days=30, hours=now.hour, minutes=now.minute, seconds=now.second, microseconds=now.microsecond) # 2021-11-09 00:00:00 # 获取一年前的今天 now = datetime.now() zero_before_year = now - timedelta(days=365, hours=now.hour, minutes=now.minute, seconds=now.second, microseconds=now.microsecond) # 2020-12-09 00:00:00
