python类DeleteValue()的实例源码

def remove(name):
        if not exists(name):
            return

        """delete an autostart entry"""
        key = get_runonce()
        _winreg.DeleteValue(key, name)
        _winreg.CloseKey(key)

def delete_password(self, service, username):
        """Delete the password for the username of the service.
        """
        try:
            key_name = r'Software\%s\Keyring' % service
            hkey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, key_name, 0,
                winreg.KEY_ALL_ACCESS)
            winreg.DeleteValue(hkey, username)
            winreg.CloseKey(hkey)
        except WindowsError:
            e = sys.exc_info()[1]
            raise PasswordDeleteError(e)
        self._delete_key_if_empty(service)