(self, tag: str)
return tag in tags
Check the presence of a tag for an operator.

        Parameters
        ----------
        tag : string

        Returns
        -------
        boolean
            Flag indicating the presence or absence of the given tag
            in this operator's schemas.
Check the presence of a tag for an operator.
Check the presence of a tag for an operator .
def has_tag(self, tag: str) -> bool:
        """Check the presence of a tag for an operator.

        Parameters
        ----------
        tag : string

        Returns
        -------
        boolean
            Flag indicating the presence or absence of the given tag
            in this operator's schemas.
        """
        tags = [t for ll in self.get_tags().values() for t in ll]
        return tag in tags
def has_tag ( self , tag : str ) -> bool : tags = [ t for ll in self . get_tags ( ) . values ( ) for t in ll ] return tag in tags