def yml_nested_section(file, title, nesting_level=1):
    return (('%s  - file: %s\n' % (('  ' * nesting_level), file)) + ('%s    title: %s\n' % (('  ' * nesting_level), title)))
def yml_nested_section(file, title, nesting_level=1):
    return (('%s  - file: %s\n' % (('  ' * nesting_level), file)) + ('%s    title: %s\n' % (('  ' * nesting_level), title)))