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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _compute_ogg_page_crc(page):
 """ Compute CRC of an Ogg 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)