def __init__(self, guid=None, name=None, value_name=None):
    """Initializes an UserAssist entry.

    Args:
      guid (Optional[str]): GUID.
      name (Optional[str]): name.
      value_name (Optional[str]): name of the Windows Registry value.
    """
    super(UserAssistEntry, self).__init__()
    self.guid = guid
    self.name = name
    self.value_name = value_name