write(&#34;{:d}\n&#34;.format(len(metfiles)))  # 7
            for fn in metfiles:
                folder, file = os.path.split(fn)
                raus.write(folder + &#34;/&#34; + &#34;\n&#34;)  # 8
                raus.write(file + &#34;\n&#34;)  # 9
            folder, file = os.path.split(outfile)
            raus.write(folder + &#34;/&#34; + &#34;\n&#34;)
            raus.write(file + &#34;\n&#34;)  # 11

    @staticmethod
    def get_new_ncep_metfiles(date):
        curr = &#34;RP%s%02d.gbl&#34; % (d