old_contents: import os
  import random
  try:
      import json
  except ImportError:
      import simplejson as json
  from fake_useragent import settings
  from fake_useragent.build import build_db
  
  
  class UserAgent(object):
      def __init__(self):
          super(UserAgent, self).__init__()
  
          # check db json file exists
          if not os.path.isfile(settings.DB):
              build_db()
  
          # no codecs\with for python 2.5
          f = open(settings.DB, 'r')
          self.data = json.loads(f.read())
          f.close()
  
      def __getattr__(self, attr):
          attr = attr.replace(' ', '').replace('_', '').lower()
  
          if attr == 'random':
              attr = self.data['randomize'][
                  str(random.randint(0, self.data['max_random'] - 1))
              ]
          elif attr == 'ie':
              attr = 'internetexplorer'
          elif attr == 'msie':
              attr = 'internetexplorer'
          elif attr == 'google':
              attr = 'chrome'
          elif attr == 'ff':
              attr = 'firefox'
  
          return self.data['browsers'][attr][
              random.randint(0, settings.BROWSERS_COUNT_LIMIT - 1)
          ]
  
new_contents: import os
  import random
  try:
      import json
  except ImportError:
      import simplejson as json
  from fake_useragent import settings
  from fake_useragent.build import build_db
  
  
  class UserAgent(object):
      def __init__(self):
          super(UserAgent, self).__init__()
  
          # check db json file exists
          if not os.path.isfile(settings.DB):
              build_db()
  
          # no codecs\with for python 2.5
          f = open(settings.DB, 'r')
          self.data = json.loads(f.read())
          f.close()
  
      def __getattr__(self, attr):
          attr = attr.replace(' ', '').replace('_', '').lower()
  
          if attr == 'random':
              attr = self.data['randomize'][
                  str(random.randint(0, self.data['max_random'] - 1))
              ]
          elif attr == 'ie':
              attr = 'internetexplorer'
          elif attr == 'msie':
              attr = 'internetexplorer'
          elif attr == 'google':
              attr = 'chrome'
          elif attr == 'ff':
              attr = 'firefox'
  
          try:
              return self.data['browsers'][attr][
                  random.randint(0, settings.BROWSERS_COUNT_LIMIT - 1)
              ]
          except KeyError:
              return None
  
subject: Fix non existing useragents shortcut