code: def GetName(self, number):
      
      value = self._data_type_definition.values_per_number.get(number, None)
      if not value:
        return None
  
      return value.name
docs: Retrieves the name of an enumeration value by number.
  
      Args:
        number (int): number.
  
      Returns:
        str: name of the enumeration value or None if no corresponding
            enumeration value was found.