@classmethod
def __is_required__(cls, name: str) ->bool:
    """Tell if the prop defined by `name` is a required one.

        Parameters
        ----------
        name : str
            The name of the prop we want to know if it is required.

        Returns
        -------
        bool
            ``True`` if the prop is required, ``False`` otherwise.

        """
    return name in cls.__required_props__
