Какой то косяк с таймзонами

#!/usr/bin/python3.5

from dateutil.parser import parse
import pytz

lists = [
"20170824010000 +0300",
"20170824015500 +0300",
"20170824034500 +0300",
"20170824052500 +0300",
"20170824210000 +0300",
"20170824232500 +0300"
]

for row in lists:
    print (parse(row).replace(tzinfo=pytz.timezone('Europe/Moscow')))

2017-08-24 01:00:00+02:30
2017-08-24 01:55:00+02:30
2017-08-24 03:45:00+02:30
2017-08-24 05:25:00+02:30
2017-08-24 21:00:00+02:30
2017-08-24 23:25:00+02:30

In [1]: import pytz

In [2]: from dateutil.parser import parse

In [3]: d = parse("20170824010000 +0300")

In [4]: tz = pytz.timezone('Europe/Moscow')

In [5]: d.astimezone(tz)
Out[5]: datetime.datetime(2017, 8, 24, 1, 0, tzinfo=<DstTzInfo 'Europe/Moscow' MSK+3:00:00 STD>)

In [6]: print(d.astimezone(tz))
2017-08-24 01:00:00+03:00

In [7]: print(tz.normalize(d.replace(tzinfo=tz)))
2017-08-24 01:30:00+03:00