-- coding:utf-8 --

import re from datetime import datetime, timezone, timedelta

def to_timestamp(dt_str, tz_str):

dt = datetime.strptime(dt_str,'%Y-%m-%d %H:%M:%S')
sq= re.match(r'UTC([+|-]\d+):00',tz_str).group(1)
UTC_x = timezone(timedelta(hours=int(sq)))
dt = dt.replace(tzinfo=UTC_x)
dt = dt.astimezone(timezone(timedelta(hours=0)))
return dt.timestamp()

测试:

t1 = to_timestamp('2015-6-1 08:10:30', 'UTC+7:00') assert t1 == 1433121030.0, t1

t2 = to_timestamp('2015-5-31 16:10:30', 'UTC-09:00') assert t2 == 1433121030.0, t2

print('Pass')