@classmethod
def from_orientation_lists(cls, identifiers, structures, orientations):
    """
        Creates a structure library from "manual" orientation lists

        Parameters
        ----------
        identifiers : list of strings/ints
            A list of phase identifiers referring to different atomic structures.
        structures : list of diffpy.structure.Structure objects.
            A list of diffpy.structure.Structure objects describing the atomic
            structure associated with each phase in the library.
        orientations : list of lists of tuples
            A list over identifiers of lists of euler angles (as tuples) in the rzxz
            convention and in degrees.
        Returns
        -------
        StructureLibrary
        """
    return cls(identifiers, structures, orientations)
