def _plain_standard_page(page_counter, chars_per_page):
    """
    Plain standard pages.

    This dialect counts page number as *<chars_with_spaces> / <chars_per_size>*.

    Properly round to integer number for humans. Always returns at least 1 or more.

    :param page_counter: ``PageCounter`` instance
    :param chars_per_page: how many characters has a page
    :return: number of pages
    """
    length = page_counter.chars_with_spaces()
    pages = round(length / chars_per_page)
    if pages == 0:
        return 1
    return pages
