Returns most primitive cell for structure.

        Args:
            structure: A structure

        Returns:
            The same structure in a conventional standard setting

def apply_transformation(self, structure):
        """
        Returns most primitive cell for structure.

        Args:
            structure: A structure

        Returns:
            The same structure in a conventional standard setting
        """
        sga = SpacegroupAnalyzer(structure, symprec=self.symprec,
                                 angle_tolerance=self.angle_tolerance)
        return sga.get_conventional_standard_structure(international_monoclinic=self.international_monoclinic)