time zone correction on uploaded images to flickr

gistfile1.py

import arrow
import flickr_api

tag='timeshift'
hours=-10

flickr_authfile = 'flickr.auth'
flickr_username = 'bergerx'
flickr_api.set_auth_handler(flickr_authfile)
#user = flickr_api.Person.findByUserName(flickr_username)
album = flickr_api.Photoset(id='72157645970891955')
for photo in album.getPhotos():
  print photo.title, photo.id,
  if photo.title[0:3] not in ('DSC', 'MAQ'): 
    print "pass"
    continue
  date_taken_orig = photo.getInfo()['taken']
  date_taken = arrow.get(date_taken_orig).replace(hours=hours).format('YYYY-MM-DD HH:mm:ss')
  tags = [i.raw.split(':')[0] for i in photo.getTags()]
  if tag in tags:
    print 'SKIP, aldready done'
    continue
  photo.addTags([
    '%s:orig=%s' % (tag, date_taken_orig),
    '%s:shift=%s' % (tag, hours)
  ])
  photo.setDates(date_taken=date_taken)
  print 'DONE', date_taken_orig, '-->', date_taken