code: def get_field_value(self, name, raw=False):
          
          field = self.get_field(name)
          if field is None:
              return
  
          if raw:
              return field.raw_value
  
          return field
docs: Tries getting the value of the given field.
          Tries it in the following order: show (standard nice display), value (raw value), showname (extended nice display).
  
          :param name: The name of the field
          :param raw: Only return raw value
          :return: str of value