Writes a set of VASP input to a directory.

        Args:
            output_dir (str): Directory to output the VASP input files
            make_dir_if_not_present (bool): Set to True if you want the
                directory (and the whole path) to be created if it is not
                present.
            include_cif (bool): Whether to write a CIF file in the output
                directory for easier opening by VESTA.

def write_input(self, output_dir,
                    make_dir_if_not_present=True, include_cif=False):
        """
        Writes a set of VASP input to a directory.

        Args:
            output_dir (str): Directory to output the VASP input files
            make_dir_if_not_present (bool): Set to True if you want the
                directory (and the whole path) to be created if it is not
                present.
            include_cif (bool): Whether to write a CIF file in the output
                directory for easier opening by VESTA.
        """
        vinput = self.get_vasp_input()
        vinput.write_input(
            output_dir, make_dir_if_not_present=make_dir_if_not_present)
        if include_cif:
            s = vinput["POSCAR"].structure
            fname = Path(output_dir) / ("%s.cif" % re.sub(r'\s', "", s.formula))
            s.to(filename=fname)