def get_files()

in prepare_data_long_term.py [0:0]


        def get_files(directory):
            files = []
            for f in sorted(list(os.listdir(directory))):
                name = os.path.join(directory, f)
                if os.path.isfile(name) and f.endswith('.bvh') and f != 'rest.bvh':
                    files.append(name)
            return files