code: def _compute_ogg_page_crc(page):
    
    page_zero_crc = page[:OGG_FIRST_PAGE_HEADER_CRC_OFFSET] + \
        b"\00" * OGG_FIRST_PAGE_HEADER_CRC.size + \
        page[OGG_FIRST_PAGE_HEADER_CRC_OFFSET + OGG_FIRST_PAGE_HEADER_CRC.size:]
    return ogg_page_crc(page_zero_crc)
docs: Compute CRC of an Ogg page.