计算时间差时,注意天数差引发的问题,获取天数差为

(date2-date1).days

此处,需谨记date2>date1,以保证结果的正确性

具体应用如下:

 # -*-coding:utf8-*-
# 计算时间差
import time
import datetime
def time_interval():
# 获取当前时间
#time_old = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
time_old = '2018-1-1 23:40:01'
print time_old
#time_now = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
time_now = '2018-1-2 00:10:01'
print time_now
old_time = time.strptime(time_old,'%Y-%m-%d %H:%M:%S')
now_time = time.strptime(time_now,'%Y-%m-%d %H:%M:%S')
#print old_time
date1 = datetime.datetime(old_time[0], old_time[1], old_time[2], old_time[3], old_time[4], old_time[5])
date2 = datetime.datetime(now_time[0], now_time[1], now_time[2], now_time[3], now_time[4], now_time[5])
return (date2-date1).seconds print time_interval()

注意:strftime()与strptime()的不同

04-23 21:00
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