(self, node)
Execute the optree. There must be one and only one 'assign' op at the
        top of the optree when execute is called.

        Arguments:
            node (OpTreeNode): The op-tree to execute.
Execute the optree. There must be one and only one 'assign' op at the
        top of the optree when execute is called.
Execute the optree . There must be one and only one assign op at the top of the optree when execute is called .
def execute(self, node):
        """
        Execute the optree. There must be one and only one 'assign' op at the
        top of the optree when execute is called.

        Arguments:
            node (OpTreeNode): The op-tree to execute.
        """
        pass
def execute ( self , node ) : pass