Windows.py 文件源码

def _delete_key_if_empty(self, service):
        key_name = r'Software\%s\Keyring' % service
        key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, key_name, 0,
            winreg.KEY_ALL_ACCESS)
        try:
            winreg.EnumValue(key, 0)
            return
        except WindowsError:
            pass
        winreg.CloseKey(key)

        # it's empty; delete everything
        while key_name != 'Software':
            parent, sep, base = key_name.rpartition('\\')
            key = winreg.OpenKey(winreg.HKEY_CURRENT_USER, parent, 0,
                winreg.KEY_ALL_ACCESS)
            winreg.DeleteKey(key, base)
            winreg.CloseKey(key)
            key_name = parent