docs: def extract_table(html):
      soup = BeautifulSoup(html,'lxml')
      table = soup.find("table", attrs={"class":"basic_table"})
      
      if table is None:
          return table
      return table
  
      '''# The first tr contains the field names.
      datasets = []
      for row in table.find_all("tr"):
          dataset = list((td.get_text().strip(), 
                          td.attrs.get('colspan', 1),
                          td.attrs.get('rowspan', 1)) 
                         for td in row.find_all("td"))
          datasets.append(dataset)'''
      return datasets