code: def parse_columns(lines):
      
      data = []
      index = []
      for line in lines:
          line = line.rstrip()
          if line.startswith("#"):
              tmp = __parse_entry(line)
              data.append(tmp[1])
              index.append(tmp[0])
  
      return DataFrame(data, index=index, columns=['description'])
docs: Parse list of lines with columns description from SOFT file.
  
      Args:
          lines (:obj:`Iterable`): Iterator over the lines.
  
      Returns:
          :obj:`pandas.DataFrame`: Columns description.