old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  __author__ = 'mqingyn'
  __version__ = '1.8.0'
  
  version = tuple(map(int, __version__.split('.')))
  
  from settings_manager import settings
  from webserver import Server, run
  from exception import ConfigError, ArgumentError
  from urlhelper import Url, route, include
  from utils import is_future, RWLock, cached_property, lazyimport, Null, \
      safestr, safeunicode, strips, iterbetter, sleep, request_context
  from storage import storage, storify, sorteddict, ThreadedDict
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  __author__ = 'mqingyn'
  __version__ = '1.8.1'
  
  version = tuple(map(int, __version__.split('.')))
  
  from settings_manager import settings
  from webserver import Server, run
  from exception import ConfigError, ArgumentError
  from urlhelper import Url, route, include
  from utils import is_future, RWLock, cached_property, lazyimport, Null, \
      safestr, safeunicode, strips, iterbetter, sleep, request_context
  from storage import storage, storify, sorteddict, ThreadedDict
  
subject: change version