code: def accept(self):
          '''Extracts raw value from form's raw data and passes it to converter'''
          value = self.raw_value
          if not self._check_value_type(value):
              # XXX should this be silent or TypeError?
              value = [] if self.multiple else self._null_value
          self.clean_value = self.conv.accept(value)
          return {self.name: self.clean_valuef accept(self):
          '''Extracts raw value from form's raw data and passes it to converter'''
          value = self.raw_value
          if not self._check_value_type(value):
              # XXX should this be silent or TypeError?
              value = [] if self.multiple else self._null_value
          self.clean_value = self.conv.accept(value)
          return {self.name: self.clean_value}
docs: Extracts raw value from form's raw data and passes it to converter