code: def agent_version(self, value):
          
          if value == self._defaults['ai.internal.agentVersion'] and 'ai.internal.agentVersion' in self._values:
              del self._values['ai.internal.agentVersion']
          else:
              self._values['ai.internal.agentVersion'] = value
docs: The agent_version property.
          
          Args:
              value (string). the property value.