rewrite.py 文件源码

def visit_BinOp(self, binop):
        symbol = binop_map[binop.op.__class__]
        left_expr, left_expl = self.visit(binop.left)
        right_expr, right_expl = self.visit(binop.right)
        explanation = "(%s %s %s)" % (left_expl, symbol, right_expl)
        res = self.assign(ast.BinOp(left_expr, binop.op, right_expr))
        return res, explanation