import time
import datetime
# 今天日期
today = datetime.date.today()
# 昨天时间
yesterday = today - datetime.timedelta(days=1)
# 明天时间
tomorrow = today + datetime.timedelta(days=1) #我试过了，如果今天是一个月的最后一天，那么明天自动就是下个月的一日，正常
acquire = today + datetime.timedelta(days=2)
# 昨天开始时间戳
yesterday_start_time = int(time.mktime(time.strptime(str(yesterday), '%Y-%m-%d')))
# 昨天结束时间戳
yesterday_end_time = int(time.mktime(time.strptime(str(today), '%Y-%m-%d'))) - 1
# 今天开始时间戳
today_start_time = yesterday_end_time + 1
# 今天结束时间戳
today_end_time = int(time.mktime(time.strptime(str(tomorrow), '%Y-%m-%d'))) - 1
# 明天开始时间戳
tomorrow_start_time = int(time.mktime(time.strptime(str(tomorrow), '%Y-%m-%d')))
# 明天结束时间戳
tomorrow_end_time = int(time.mktime(time.strptime(str(acquire), '%Y-%m-%d'))) - 1
print('今天时间戳')
print(today_start_time)
print(today_end_time)
print('昨天时间戳')
print(yesterday_start_time)
print(yesterday_end_time)
print ('明天时间戳')
print (tomorrow_start_time)
print (tomorrow_end_time)
来自：https://www.cnblogs.com/HugJun/p/11660352.html
