transformer.py 文件源码

def expr_stmt(self, nodelist):
        # augassign testlist | testlist ('=' testlist)*
        en = nodelist[-1]
        exprNode = self.lookup_node(en)(en[1:])
        if len(nodelist) == 1:
            return Discard(exprNode, lineno=exprNode.lineno)
        if nodelist[1][0] == token.EQUAL:
            nodesl = []
            for i in range(0, len(nodelist) - 2, 2):
                nodesl.append(self.com_assign(nodelist[i], OP_ASSIGN))
            return Assign(nodesl, exprNode, lineno=nodelist[1][2])
        else:
            lval = self.com_augassign(nodelist[0])
            op = self.com_augassign_op(nodelist[1])
            return AugAssign(lval, op[1], exprNode, lineno=op[2])
        raise WalkerError, "can't get here"