def METHOD_NAME():
    any_failure = False
    for reference_file in glob.glob('content/*/en.yaml'):
        en = load_yaml(reference_file)
        structure_dir = path.basename(path.dirname(reference_file))
        mismatches = {comparison_file: find_mismatched_arrays(en, load_yaml(comparison_file))
                      for comparison_file in glob.glob(f'content/{structure_dir}/*.yaml')
                      if comparison_file != reference_file}
        mismatches = {file: mis for file, mis in mismatches.items() if mis}
        if mismatches:
            any_failure = True
            print(f'==================== {path.dirname(reference_file)} =======================')
            print('    Different array lengths between English and other languages.')
            print('    Please make the arrays the same by copying the new English content')
            print('    to the right places in the other files.')
            print()
            # If there are many mismatches, the most natural way to present this information
            # is { path -> file -> mismatch }, but we have { file -> path -> mismatch }, so
            # we have to transpose.
            unique_paths = list(sorted(set(p for paths in mismatches.values() for p in paths)))
            for p in unique_paths:
                mis_by_file = {lang_file: mis_by_path[p]
                               for lang_file, mis_by_path in mismatches.items() if mis_by_path.get(p)}
                first_mis = mis_by_file[next(iter(mis_by_file.keys()))]
                print(f'---------------[ Path in YAML: {p} ]---------------------')
                print(f'File: {reference_file} ({len(first_mis.left)} elements)')
                print('')
                print(indent(4, yaml_to_string(shortened(first_mis.left))))
                for file, mis in mis_by_file.items():
                    print(f'File: {file} ({len(mis.right)} elements)')
                    print('')
                    print(indent(4, yaml_to_string(shortened(mis.right))))
                print('')
    return 1 if any_failure else 0