old_contents: # coding=utf-8
  import os
  import random
  from datetime import datetime
  from django.core.files import File
  from PhotoManager.models import *
  from pytz import timezone
  
  TIME_ZONE = timezone('Asia/Shanghai')
  
  Comment.objects.all().delete()
  Photo.objects.all().delete()
  Album.objects.all().delete()
  
  user = User.objects.filter(username='admin')[0]
  
  Album.objects.create(
      user=user,
      name='Default',
  )
  
  for i in range(4):
      a = Album(
          user=user,
          name='Album' + str(i + 1),
          # create_date=timezone.now(),
          # update_date=timezone.now(),
      )
      a.save()
  albums = Album.objects.filter(user=user)
  
  files = list(os.listdir(u'tools/'))
  files.remove(u'data_generator.py')
  for img in files:
      year = str(random.randint(2010, 2015))
      month = str(random.randint(1, 12)).zfill(2)
      day = str(random.randint(1, 28)).zfill(2)
      date_str = year + '-' + month + '-' + day
      p = Photo(
          album=albums[random.randint(0, len(albums) - 1)],
          name=img.split('.')[0],
          description=img.split('.')[0],
          shot_date=TIME_ZONE.localize(datetime.strptime(date_str, '%Y-%m-%d')),
          latitude=random.uniform(45, 46),
          longitude=random.uniform(126, 127),
      )
      tmp = File(open('tools/' + img, 'rb'))
      p.source = tmp
      p.origin_source = tmp
      p.thumb = tmp
      # p.source.save(img, File(open('tools/'+img, 'r')))
      # p.thumb.save(img, File(open('tools/'+img, 'r')))
      # p.origin_source.save(img, File(open('tools/'+img, 'r')))
      p.save()
      tmp.close()
  
new_contents: # coding=utf-8
  import os
  import random
  from datetime import datetime
  from django.core.files import File
  from PhotoManager.models import *
  from pytz import timezone
  
  TIME_ZONE = timezone('Asia/Shanghai')
  
  Comment.objects.all().delete()
  photos = Photo.objects.all()
  for photo in photos:
      photo.source.delete()
      photo.origin_source.delete()
      photo.thumb.delete()
      photo.delete()
  Album.objects.all().delete()
  
  user = User.objects.filter(username='admin')[0]
  
  Album.objects.create(
      user=user,
      name='Default',
  )
  
  for i in range(4):
      a = Album(
          user=user,
          name='Album' + str(i + 1),
      )
      a.save()
  albums = Album.objects.filter(user=user)
  
  files = list(os.listdir(u'tools/'))
  files.remove(u'data_generator.py')
  for img in files:
      year = str(random.randint(2010, 2015))
      month = str(random.randint(1, 12)).zfill(2)
      day = str(random.randint(1, 28)).zfill(2)
      date_str = year + '-' + month + '-' + day
      p = Photo(
          album=albums[random.randint(0, len(albums) - 1)],
          name=img.split('.')[0],
          description=img.split('.')[0],
          shot_date=TIME_ZONE.localize(datetime.strptime(date_str, '%Y-%m-%d')),
          latitude=random.uniform(45, 46),
          longitude=random.uniform(126, 127),
      )
      tmp = File(open('tools/' + img, 'rb'))
      p.source = tmp
      p.origin_source = tmp
      p.thumb = tmp
      p.save()
      tmp.close()
  
subject: delete photo with file