def peek(self):
        if not self.out_stk:
            while self.in_stk:
                self.out_stk.append(self.in_stk.pop())

        return self.out_stk[-1]
Parameters
dataset/ETHPy150Open algorhythms/LeetCode/232 Implement Queue using Stacks.py/Queue.peek--crossover with--dataset/ETHPy150Open rizar/attention-lvcsr/libs/Theano/theano/gof/vm.py/VM_Linker.accept