old_contents: from _mechanize import __version__
  
  # high-level stateful browser-style interface
  from _mechanize import \
       Browser, History, \
       BrowserStateError, LinkNotFoundError, FormNotFoundError
  
  # configurable URL-opener interface
  from _useragent import UserAgent
  from _html import \
       Link, \
       Factory, DefaultFactory, RobustFactory, \
       FormsFactory, LinksFactory, TitleFactory, \
       RobustFormsFactory, RobustLinksFactory, RobustTitleFactory
  
  # urllib2 work-alike interface (part from mechanize, part from urllib2)
  # This is a superset of the urllib2 interface.
  from _urllib2 import *
  
  # misc
  from _util import http2time as str2time
  from _response import response_seek_wrapper, make_response
  from _http import HeadParser
  try:
      from _http import XHTMLCompatibleHeadParser
  except ImportError:
      pass
  
  # cookies
  from _clientcookie import Cookie, CookiePolicy, DefaultCookiePolicy, \
       CookieJar, FileCookieJar, LoadError, request_host
  from _lwpcookiejar import LWPCookieJar, lwp_cookie_str
  from _mozillacookiejar import MozillaCookieJar
  from _msiecookiejar import MSIECookieJar
  
  # If you hate the idea of turning bugs into warnings, do:
  # import mechanize; mechanize.USE_BARE_EXCEPT = False
  USE_BARE_EXCEPT = True
  
new_contents: __all__ = [
      'AbstractBasicAuthHandler',
      'AbstractDigestAuthHandler',
      'BaseHandler',
      'Browser',
      'BrowserStateError',
      'CacheFTPHandler',
      'Cookie',
      'CookieJar',
      'CookiePolicy',
      'DefaultCookiePolicy',
      'DefaultFactory',
      'FTPHandler',
      'Factory',
      'FileCookieJar',
      'FileHandler',
      'FormNotFoundError',
      'FormsFactory',
      'GopherError',
      'GopherHandler',
      'HTTPBasicAuthHandler',
      'HTTPCookieProcessor',
      'HTTPDefaultErrorHandler',
      'HTTPDigestAuthHandler',
      'HTTPEquivProcessor',
      'HTTPError',
      'HTTPErrorProcessor',
      'HTTPHandler',
      'HTTPPasswordMgr',
      'HTTPPasswordMgrWithDefaultRealm',
      'HTTPProxyPasswordMgr',
      'HTTPRedirectDebugProcessor',
      'HTTPRedirectHandler',
      'HTTPRefererProcessor',
      'HTTPRefreshProcessor',
      'HTTPRequestUpgradeProcessor',
      'HTTPResponseDebugProcessor',
      'HTTPRobotRulesProcessor',
      'HTTPSClientCertMgr',
      'HTTPSHandler',
      'HeadParser',
      'History',
      'LWPCookieJar',
      'Link',
      'LinkNotFoundError',
      'LinksFactory',
      'LoadError',
      'MSIECookieJar',
      'MozillaCookieJar',
      'OpenerDirector',
      'OpenerFactory',
      'ProxyBasicAuthHandler',
      'ProxyDigestAuthHandler',
      'ProxyHandler',
      'Request',
      'ResponseUpgradeProcessor',
      'RobotExclusionError',
      'RobustFactory',
      'RobustFormsFactory',
      'RobustLinksFactory',
      'RobustTitleFactory',
      'SeekableProcessor',
      'TitleFactory',
      'URLError',
      'USE_BARE_EXCEPT',
      'UnknownHandler',
      'UserAgent',
      'XHTMLCompatibleHeadParser',
      '__version__',
      'build_opener',
      'install_opener',
      'lwp_cookie_str',
      'make_response',
      'request_host',
      'response_seek_wrapper',
      'str2time',
      'urlopen',
      'urlretrieve']
  
  from _mechanize import __version__
  
  # high-level stateful browser-style interface
  from _mechanize import \
       Browser, History, \
       BrowserStateError, LinkNotFoundError, FormNotFoundError
  
  # configurable URL-opener interface
  from _useragent import UserAgent
  from _html import \
       Link, \
       Factory, DefaultFactory, RobustFactory, \
       FormsFactory, LinksFactory, TitleFactory, \
       RobustFormsFactory, RobustLinksFactory, RobustTitleFactory
  
  # urllib2 work-alike interface (part from mechanize, part from urllib2)
  # This is a superset of the urllib2 interface.
  from _urllib2 import *
  
  # misc
  from _util import http2time as str2time
  from _response import response_seek_wrapper, make_response
  from _http import HeadParser
  try:
      from _http import XHTMLCompatibleHeadParser
  except ImportError:
      pass
  
  # cookies
  from _clientcookie import Cookie, CookiePolicy, DefaultCookiePolicy, \
       CookieJar, FileCookieJar, LoadError, request_host
  from _lwpcookiejar import LWPCookieJar, lwp_cookie_str
  from _mozillacookiejar import MozillaCookieJar
  from _msiecookiejar import MSIECookieJar
  
  # If you hate the idea of turning bugs into warnings, do:
  # import mechanize; mechanize.USE_BARE_EXCEPT = False
  USE_BARE_EXCEPT = True
  
subject: Add an __all__ to mechanize's __init__.py