Memorizes a class

def _onClass(self, name, line, pos, absPosition,
                 keywordLine, keywordPos,
                 colonLine, colonPos, level):
        """Memorizes a class"""
        self.__flushLevel(level)
        c = Class(name, line, pos, absPosition, keywordLine, keywordPos,
                  colonLine, colonPos)
        if self.__lastDecorators is not None:
            c.decorators = self.__lastDecorators
            self.__lastDecorators = None
        self.objectsStack.append(c)