code: def read_line(self, line):
          
  
          if not self._read_line_init:
              self.init_read_line()
  
          match = self._re.match(line)
          assert match is not None, f"Format mismatch (line = {line})"
  
          matched_values = []
          for i in range(self._re.groups):
              cvt_re = self._match_exps[i]
              cvt_div = self._divisors[i]
              cvt_fn = self._in_cvt_fns[i]
              match_str = match.group(i + 1)
  
              match0 = re.match(cvt_re, match_str)
              if match0 is not None:
                  if cvt_fn == "float":
                      if "." in match_str:
                          val = float(match_str)
                      else:
                          val = int(match_str) / cvt_div
                  elif cvt_fn == "int":
                      val = int(match_str)
                  else:
                      sys.stderr.write(
                          f"Unrecognized conversion function: {cvt_fn}\n"
                      )
              else:
                  sys.stderr.write(
                      f"Format conversion failed: {match_str}\n"
                  )
  
              matched_values.append(val)
  
          return tuple(matched_values)
docs: Match a line of input according to the format specified and return a
          tuple of the resulting values