def accept(self, visitor):
        for w in self.when_tuples:
            w[0].accept(visitor)
            w[1].accept(visitor)

        self.else_expr.accept(visitor)
        visitor.visit(self)
Determines the prefix for a sysbench command based on the operating system.
dataset/ETHPy150Open uwescience/raco/raco/expression/expression.py/Case.accept--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/PerfKitBenchmarker/perfkitbenchmarker/linux_benchmarks/mysql_service_benchmark.py/_GetSysbenchCommandPrefix