import time

import datetime

def conv_time(t):

    min = re.findall('\d+', t)[0]

    if u'分钟' in t:

        c = time.time() - int(min) * 60

    elif u'小时' in t:

        c = time.time() - int(min)*60*60

    elif u'天' in t:

        c = time.time() - int(min)*60*60*24

    else:

        return None

    c = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(c))

    c = datetime.datetime.strptime(c, "%Y-%m-%d %H:%M:%S")

    return str(int(time.mktime(c.timetuple()))) + ""

from datetime import datetime, timedelta

current_year = datetime.today().strftime("%Y")

def conv_time(t):

    min = int(re.findall('\d+', t)[0])

    if u'秒' in t:

        s = (datetime.now() - timedelta(seconds=min))

    elif u'分钟' in t:

        s = (datetime.now() - timedelta(minutes=min))

    elif u'小时' in t:

        s = (datetime.now() - timedelta(hours=min))

    elif u'天' in t:

        s = (datetime.now() - timedelta(days=min))

    else:

        t += ", " + current_year

        s = datetime.strptime(t, "%m-%d, %Y")

    return str(int(time.mktime(s.timetuple()))) + ""