def calculate(self, s):
        lst = self.to_list(s)
        postfix = self.infix2postfix(lst)
        return self.eval_postfix(postfix)
Return the information which subsystems are mounted where.
dataset/ETHPy150Open algorhythms/LeetCode/224 Basic Calculator.py/Solution.calculate--crossover with--dataset/ETHPy150Open sosy-lab/benchexec/benchexec/cgroups.py/_find_cgroup_mounts